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50

Modbus / Electric Water Heaters

Table 43. ModBus / Electric Water Heaters Register List

Register Name  

(Description)

Register 

Type

R/W

Units/Format

Min Value  

(if W)

Max Value  

(if W)

  Heating Hours

3

Input Register 1009

R

Hours

%DQN1HDW&\FOHV

2

Input Registers 1030 - 1031

R

%DQN1HDW&\FOHV

2

Input Registers1032 - 1033

R

%DQN1HDW&\FOHV

2

Input Registers 1034 - 1035

R

%DQN1HDW&\FOHV

2

Input Registers 1036 - 1037

R

%DQN1HDW&\FOHV

2

Input Registers 1038 - 1039

R

%DQN+HDWLQJ7LPH

2

Input Registers 1010 - 1011

Hours x 100

%DQN+HDWLQJ'D\V

3

Input Register 1012

R

Days

%DQN+RXUV

3

Input Register 1013

R

Hours

%DQN+HDWLQJ7LPH

2

Input Registers 1014 - 1015

R

Hours x 100

%DQN+HDWLQJ'D\V

3

Input Register 1016

R

Days

%DQN+RXUV

3

Input Register 1017

R

Hours

%DQN+HDWLQJ7LPH

2

Input Registers 1018 - 1019

R

Hours x 100

%DQN+HDWLQJ'D\V

3

Input Register 1020

R

Days

%DQN+RXUV

3

Input Register 1021

R

Hours

%DQN+HDWLQJ7LPH

2

Input Registers 1022 - 1023

R

Hours x 100

%DQN+HDWLQJ'D\V

3

Input Register 1024

R

Days

%DQN+RXUV

3

Input Register 1025

R

Hours

%DQN+HDWLQJ7LPH

2

Input Registers 1026 - 1027

R

Hours x 100

%DQN+HDWLQJ'D\V

3

Input Register 1028

R

Days

%DQN+RXUV

3

Input Register 1029

R

Hours

&&%+DUGZDUH)DXOW&RXQWHU

Input Register 53

R

Module Fault Counter 

Input Register 54

R

Temperature Probe Fault Counter

Input Register 55

R

&&%&RPPXQLFDWLRQ)DXOW&RXQWHU

Input Register 69

R

ECO Fault Counter

Input Register 70

R

/:&2/RZ:DWHU&XWRII)DXOW&RXQWHU

Input Register 80

R

Powered Anode Fault Counter

Input Register 83

R

(OHPHQW%DQNV8VHG

Input Register 201

R

Element Fault Counter

Input Register 242

R

(OHPHQWVLQ%DQN

Input Register 202

R

(OHPHQWVLQ%DQN

Input Register 203

R

(OHPHQWVLQ%DQN

Input Register 204

R

(OHPHQWVLQ%DQN

Input Register 205

R

(OHPHQWVLQ%DQN

Input Register 206

R

'DWDLV9HUVLRQXSSHUELWVDQG5HYLVLRQORZHUELWV

'DWDVWRUHGLQWZRELWUHJLVWHUV³%LJ(QGLDQ´+LJKHURUGHUELWVLQORZHUUHJLVWHUQXPEHU

+RXUVDQG'D\VXVHGWRJHWKHUGHULYHGIURP7LPHKRXUV[LH(ODSVHG7LPHRIKRXUVLQ³'D\V´DQG³+RXUV´ 

days, 4 hours.

Summary of Contents for 100316044

Page 1: ...NCE COMMUNICATIONS INTER APPLIANCE COMMUNICATIONS Models Ethernet ETH 1000 for BACnet IP and Modbus TCP Serials Mirius Serial RS 485 for BACnet MS TP and Modbus RTU Energy Management System Building Management System Installation Communication Node for EMS BMS Control ...

Page 2: ...LOLW 22 DWD LQN D HU 2SWLRQV 23 HYLFH GGUHVV LQGLQJ 23 1HWZRUNLQJ 2SWLRQV 23 KDUDFWHU 6HWV 23 DWD 7 SHV 24 2EMHFW 7 SHV DQG 3URSHUW 6XSSRUW 24 Device Object Listings 25 HYLFH 2EMHFWV QLWLDO 9DOXHV 25 HYLFH 2EMHFWV 0LQLPXP 0D LPXP 9DOXHV 25 HQWUDO RQWURO RDUG 0DMRU 6WDWH H QLWLRQV 29 QHUJ 0DQDJHPHQW 6 VWHP 06 RQWURO 29 DXOW RGHV DQG DUQLQJV 29 QHW RLOHUV 31 Product Description 31 3URWRFRO PSOHPHQWD...

Page 3: ...accordance with local ordinances for installation of low voltage wire 7KH DWHZD NLW FRQWDLQV D 86 NH ZLWK WKH RQ JXUDWLRQ 6WXGLR SURJUDP DOO FRQ JXUDWLRQ OHV SDUDPHWHU OLVWV DQG LQVWUXFWLRQV UHTXLUHG WR LQVWDOO DQG FRQ JXUH WR RXU ZDWHU KHDWHU ERLOHU DQG 06 system HIRUH SOXJJLQJ LQ WKH DWHZD LQVWDOO WKH RQ JXUDWLRQ 6WXGLR IURP WKH 86 NH DQG UXQ WKH SURJUDP 2QFH UXQQLQJ VHOHFW LOH 2SHQ 3URMHFW DQG ...

Page 4: ...ged by scrolling down to and selecting RS QHW 06 73 6HUYHU 7KH QHW 0 GGUHVV FDQ EH FKDQJHG E VHOHFWLQJ 1RGH XQGHU WKH 56 QHW 06 73 Server Warning Do not change any other values other than these or the JDWHZD FRQ JXUDWLRQ PD QRW IXQFWLRQ SURSHUO Q WKLV FDVH WKH OH VDYHG DERYH FDQ EH UHORDGHG WR VWDUW RYHU When changes are complete press the RZQORDG RQ JXUDWLRQ icon Figure 3 Changing BACnet Paramete...

Page 5: ...t and Serial RS 485 versions available Two wire RS 485 versions available 3RZHU FDQ EH VXSSOLHG YLD WKH 86 FDEOH DV D 9 LQSXW on the main termainal block or via IEEE 802 3af Power over WKHUQHW 3R RQ 7 RQO RQ JXUH SURWRFROV QHWZRUN FKDUDFWHULVWLFV DQG FOLHQW VHUYHU REMHFW GH QLWLRQV Graphically interact with the interal database in real time via the 86 FRQQHFWLRQ XWRPDWLFDOO GLVFRYHU DQG FRQ JXUH 3...

Page 6: ...ck White Wire Black Wire From Communication Cable From 9 VDC Power Adapter Cable RS 485 A B Y Z Power GND Power Pos Jumper Figure 8 Connections from the Communications and Power Adapter Cables The connections in LJXUH are the same regardless of the appliance or the communication protocol At the opposite end of the module is the connection location for the EMS LAN connection The EMS uses an Etherne...

Page 7: ... please note the following Only 2 wire systems are supported RQQHFW WKH 5 7 SOXV ZLUH IURP RXU XLOGLQJ 0DQDJHPHQW 6 VWHP WR WHUPLQDO RQQHFW WKH 5 7 PLQXV ZLUH IURP RXU XLOGLQJ 0DQDJHPHQW 6 VWHP WR WHUPLQDO Figure 12 Close Up View of Connection Terminal 3RUW RI WKH PRGXOH LV WKH FRQQHFWLRQ IRU WKH ZDWHU KHDWHU ERLOHU connection See LJXUH for the connection to the terminal Use the labeling on the mo...

Page 8: ...G EH QH W WR the upper temperature probe Figure 15 Location of Exhaust Switch and Upper Temperature Probe Connect the three wires from the end of the communication cable to the module in Accordance with page 4 Once the unit is installed and connected the building management system can be connected to the appropriate connection point on the module Figure 16 Clearance of ICC Unit from Central Burner...

Page 9: ...Use a ladder to access the top of taller water heaters Locate the back of the display as shown in LJXUH Disconnect the RJ45 plug from the display and connect the RJ45 plug from the split communication cord into the display receptacle Plug the display communication cord back into the receptacle on the split communication cord as shown in LJXUH Plug the supplied wiring harness with the gateway contr...

Page 10: ...ation cable into the back of the display See LJXUH Plug the display cable into the split cable receptacle as shown in LJXUH Plug the supplied wiring harness with the gateway controller into the remaining open RJ45 port on the Split Communication cable 1RW VKRZQ Figure 27 Locating the Communications Cable on Back of the Display Figure 28 Reconnecting RJ45 Plug from Split Communication Cable Figure ...

Page 11: ...shows the wiring legend for the terminal VWULS VHH LJXUH Figure 34 Terminal Strip Wiring Legend Place the Gateway on top of the heater or conveniently nearby Locate a knock out on the right side of the low voltage box to run the communication cable through to the inside of the low voltage box The boiler does not have an RJ 45 connector as do the water heaters to connect Port A of the gateway so th...

Page 12: ...G XV DV 0RG XV OHFWULF BACNET GAS WATER HEATERS Figure 35 yclone Xi Gas Water Heaters Virtual BACnet device via ICC Gateway PRODUCT DESCRIPTION The Mirius is a multiprotocol RS 485 to RS 485 gateway The ETH 1000 is an Ethernet to RS 485 multiprotocol gateway These products VXSSRUWV QDWLYH QHW FRQQHFWLQJ GLUHFWO WR 3 RU WKH 06 73 1 XVLQJ EDXG UDWHV RI DQG V VKLSSHG WKH GHYLFHV DUH FRQ JXUHG DV D QH...

Page 13: ...HYLFH LQGLQJ 0 HYLFH 0DQDJHPHQW QDPLF 2EMHFW LQGLQJ 0 2 HYLFH 0DQDJHPHQW HYLFH RPPXQLFDWLRQ RQWURO 0 HYLFH 0DQDJHPHQW 5HLQLWLDOL H HYLFH 0 5 Segmentation Capability Segmentation not supported Data Link Layer Options Table 4 Data Link Layer Options QHW 3 QQH 7 RQO QHW 3 QQH RUHLJQ HYLFH 7 RQO 16 7 0E 5 1 7 ODXVH 16 7 56 5 1 7 ODXVH EDXG UDWHV BBBBBBBB 06 73 PDVWHU ODXVH EDXG UDWH V 115200 06 73 VOD...

Page 14: ... WKH GDWD W SHV WKDW DUH DFFHSWHG LQ WKH FDVH RI D ZULWH SURSHUW VHUYLFH DQG UHWXUQHG LQ WKH FDVH RI D read property service when targeting the present value property of each supported object type Table 7 Data Types Supported Object Type Service Read Property Write Property A n a l o g O u t p u t Analog Value Real Real Unsigned Integer Null Analog Input Real 1 L Q D U 2 X W S X W LQDU 9DOXH Enume...

Page 15: ...s R Device Address Binding R Database Revision R Present Value R W W R W W R W W Status Flags R R R R R R R R R Event State R R R R R R R R R Out of Service R R R R R R R R R Units R R R R R R Priority Array R R R R R Relinquish Default R R R R R Polarity R R Inactive Text R R Active Text R R 5 UHDGDEOH XVLQJ QHW VHUYLFHV UHDGDEOH DQG ZULWDEOH XVLQJ QHW VHUYLFHV DEVICE OBJECT LISTINGS Object Min M...

Page 16: ...r names may be different than shown here on some models This table may be subject to change in the future GMXVWDEOH REMHFWV DUH LQ EROG DQG LQGLFDWHG E ZULWDEOH Table 10 BACnet Gas Water Heaters Object List BACnet Object Name Description BACnet Object Type Inst BACnet Object Property R W Units Min Value if W Max Value if W Xi 1 0 Mxi Firmware Ver Rev1 LUPZDUH 9HUVLRQ Analog Input 1 3UHVHQWB9DOXH R...

Page 17: ... with Heating Days Analog Value 215 3UHVHQWB9DOXH R Hours 9 9 IgniterCurrent RW 6XUIDFH JQLWHU FXUUHQW LQ DPSV Analog Value 216 3UHVHQWB9DOXH R Amps 9 9 DXOWV DUGZDUH DXOW RXQWHU Analog Value 217 3UHVHQWB9DOXH R 9 9 Model Faults 0RGHO DXOW RXQWHU Analog Value 218 3UHVHQWB9DOXH R 9 9 Upper Temp Faults 8SSHU 7HPSHUDWXUH 3UREH DXOW RXQWHU Analog Value 219 3UHVHQWB9DOXH R 9 Lower Temp Faults RZHU 7HPS...

Page 18: ...FWHG E 3 VZLWFK RQ LQDU QSXW 3UHVHQWB9DOXH R 2SHQ 6ZLWFK ORVHG 6ZLWFK 9 ORFNHG KDXVW 36 ORFNHG H KDXVW SUHVVXUH VZLWFK LQDU QSXW 3UHVHQWB9DOXH R 2SHQ 6ZLWFK ORVHG 6ZLWFK 9 9 ORFNHG QOHW 36 ORFNHG DLU LQWDNH SUHVVXUH VZLWFK LQDU QSXW 3UHVHQWB9DOXH R 2SHQ 6ZLWFK ORVHG 6ZLWFK 9 9 Low Gas PS RZ DV VXSSO SUHVVXUH VZLWFK LQDU QSXW 3UHVHQWB9DOXH 2SHQ 6ZLWFK ORVHG 6ZLWFK 9 9 Upper Temp ECO 8SSHU WHPSHUDWX...

Page 19: ...state Value 801 3UHVHQWB9DOXH See Table 10 9 9 Fault Code Multistate Value 802 3UHVHQWB9DOXH See Table 13 9 9 Alert Code Multistate Value 803 3UHVHQWB9DOXH See Table 13 9 9 DWD LV HQFRGHG LQWR WKH ELWV DV PDMRU UHYLVLRQ XSSHU ELWV DQG PLQRU UHYLVLRQ ORZHU ELWV 1RW UHFRPPHQGHG IRU XVH FXUUHQWO DV 8 0 GRHV QRW FXUUHQWO VXSSRUW DQG ZDUQLQJ ZLOO FRPH XS DV 8QNQRZQ HQWUDO RQWURO RDUG 0DMRU 6WDWH H QLWL...

Page 20: ...ll set To make sure these bits are clear write a 0000 to clear bit 1 and 3584 to clear bit 14 Mxi Energy Management System EMS Control Mxi EMS control is written as a single command to place in EMS mode and enable or disable heating Once in EMS mode the EMS Mode Refresh command must be periodically issued to maintain EMS mode otherwise the heater will end EMS mode and resume normal operation Table...

Page 21: ...mal Value 1 1 2ND 1R DXOW 1 6 Memory 24 Incorrect Model 51 56 Power Monitor 69 72 Temperature Probe Open or Short 129 129 Leak Detected 153 154 Communications Fault 165 LJK WHPSHUDWXUH 2 QHUJ XW 2II 175 Safety Relay Closed fault 176 188 LQWHUQDO HUURUV 193 194 Processor Clock 198 201 Non volatile Memory 204 217 Powered Anode 431 Safety Relay Opened fault ...

Page 22: ... 7KH 0LULXV VXSSRUWV QHW 06 73 FRPPXQLFDWLRQV DQG WKH 7 VXSSRUWV QHW 3 WR DFFHVV GDWD DYDLODEOH DW WKH GLVSOD SOXV FRQWURO RI D OLPLWHG QXPEHU RI SRLQWV such as Operating Setpoint PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT PICS QHW 6WDQGDUGL HG HYLFH 3UR OH QQH QHW SSOLFDWLRQ 6SHFL F RQWUROOHU 6 BACnet Interoperability Table 15 BACnet Interoperability Building Blocks Supported Annex K DWD 6KDUL...

Page 23: ...DYH ODXVH EDXG UDWH V BBBBBBBBB 3RLQW 7R 3RLQW ODXVH EDXG UDWH V BBBBBBBBB 3RLQW 7R 3RLQW PRGHP ODXVH EDXG UDWH V BBBBBBBBB RQ7DON ODXVH PHGLXP BBBBBBBB 2WKHU BBBBBBBBBBBBBBBBB Device Address Binding V VWDWLF GHYLFH ELQGLQJ VXSSRUWHG 7KLV LV FXUUHQWO IRU WZR ZD FRPPXQLFDWLRQV ZLWK 06 73 VODYHV DQG FHUWDLQ RWKHU GHYLFHV 6 Networking Options Table 17 Networking Options 5RXWHU ODXVH LVW DOO URXWLQJ F...

Page 24: ...ut Analog Output Analog Value Multi Input Multi Output Multi Value 2EMHFW GHQWL HU R R R R R R R R R R Object Name R R R R R R R R R R Object Type R R R R R R R R R R System Status R Vendor Name R 9HQGRU GHQWL HU R Model Name R Firmware Revision R App S W Revision R Protocol Revision R Services Supported R Object Types Supported R Object List R Max APDU Length R Segmentation Support R APDU Timeout...

Page 25: ...12 3URWRFROB6HUYLFHVB6XSSRUWHG 97 R See PICS See PICS 3URWRFROB2EMHFWB7 SHVB6XSSRUWHG 96 R 2 9 2 9 MSI MSO MSV 2 9 2 9 MSI MSO MSV 2EMHFWB LVW 76 R See Table See Table 0D B 3 8B HQJWKB FFHSWHG 62 R 480 1444 6HJPHQWDWLRQB6XSSRUWHG 107 R 3 3 3 8B7LPHRXW 10 RW 1000ms 1000ms 1XPEHUB2IB 3 8B5HWULHV 73 R 3 3 0D B0DVWHU 64 RW 127 Unsupported HYLFHB GGUHVVB LQGLQJ 30 R RFDOB DWH 56 R Unsupported Unsupport...

Page 26: ...d up Analog Value 211 3UHVHQWB9DOXH R Days Elapsed Hours 7KH KRXUV SRUWLRQ WKDW WKH KHDWHU KDV EHHQ powered up Use with Elapsed Days Analog Value 212 3UHVHQWB9DOXH R Hours Heating Time 7LPH KHDWHU KDV EHHQ DFWXDOO KHDWLQJ ZDWHU in Hours with two place beyond the decimal Analog Value 213 3UHVHQWB9DOXH R Hours with two places beyond the decimal Heating Days 7KH DPRXQW RI WLPH LQ QXPEHU RI GD V KHDWH...

Page 27: ...QWB9DOXH R Hours DQN 2Q 7LPH ETH 1000 only 7LPH EDQN KDV EHHQ SRZHUHG XS LQ RXUV with two place beyond the decimal Analog Value 246 3UHVHQWB9DOXH R Hours with two places beyond the decimal DQN 2Q D V 7KH DPRXQW RI WLPH LQ QXPEHU RI GD V EDQN has been actually heating water Analog Value 247 3UHVHQWB9DOXH R Days DQN 2Q RXUV 7KH KRXU V SRUWLRQ RI WKH DPRXQW RI WLPH EDQN has been actually heating wate...

Page 28: ...ent Status DFK ELW LV VWDWH D VHSDUDWH HOHPHQW Analog Value 264 3UHVHQWB9DOXH R LW OHPHQW LW OHPHQW LW OHPHQW 15 Temp Probe Open 7HPSHUDWXUH 3UREH RSHQ VWDWXV LQDU QSXW 3UHVHQWB9DOXH R 2ND 2SHQ Temp Probe Short 7HPSHUDWXUH 3UREH VKRUWHG VWDWXV LQDU QSXW 3UHVHQWB9DOXH R 2ND 6KRUWHG Temp Probe ECO Status 7HPSHUDWXUH SUREH KLJK WHPSHUDWXUH QHUJ Cut Out Status LQDU QSXW 3UHVHQWB9DOXH R 2SHQ 6ZLWFK ORV...

Page 29: ...RGH otherwise the heater will end EMS mode and resume normal operation Table 24 BACnet Electric Water Heaters Energy Management System EMS Control Decimal Hex Value Response 3841 0x0F01 Put into EMS Mode 0000 0x0000 EMS Disable heating 0001 0x0001 EMS Enable heating 3584 0x0E00 06 0RGH 5HIUHVKA PXVW write within 30 seconds or EMS mode ends 15 seconds or less recommended RU 0xC001 depending on whet...

Page 30: ...56 Power Monitor 69 72 Temperature Probe Open or Short 153 154 Communications Fault 165 LJK WHPSHUDWXUH 2 QHUJ XW 2II 171 Low Water Cut Off 175 Safety Relay Closed fault 176 188 LQWHUQDO HUURUV 193 194 Processor Clock 198 201 Non volatile Memory 205 217 Powered Anode 431 Safety Relay Opened fault 1037 1037 Element Open Warning ...

Page 31: ... DFFHVV GDWD DYDLODEOH DW WKH GLVSOD SOXV FRQWURO RI D OLPLWHG QXPEHU RI SRLQWV such as Operating Setpoint PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT PICS QHW 6WDQGDUGL HG HYLFH 3UR OH QQH QHW SSOLFDWLRQ 6SHFL F RQWUROOHU 6 BACnet Boiler Interoperability Table 26 BACnet Boiler Interoperability Building Blocks Supported Annex K DWD 6KDULQJ 5HDG3URSHUW 6 53 DWD 6KDULQJ 5HDG3URSHUW 6 53 DWD 6KDULQ...

Page 32: ...LRQV QQH QHW 7XQQHOLQJ 5RXWHU RYHU 3 QHW 3 URDGFDVW 0DQDJHPHQW HYLFH 0 RHV WKH 0 VXSSRUW UHJLVWUDWLRQV E RUHLJQ HYLFHV 7 RQO Character Sets Table 29 BACnet Boiler Character Sets Supported 16 0TM 0LFURVRIW70 6 ISO 8859 1 62 8 6 62 8 6 JIS C 6226 Data Types Supported 7KH IROORZLQJ WDEOH VXPPDUL HV WKH GDWD W SHV WKDW DUH DFFHSWHG LQ WKH FDVH RI D ZULWH SURSHUW VHUYLFH DQG UHWXUQHG LQ WKH FDVH RI D r...

Page 33: ...aster R Max Info Frames R Device Address Binding R Database Revision R Present Value R W W R W W R W W Status Flags R R R R R R R R R Event State R R R R R R R R R Out of Service R R R R R R R R R Units R R R R R R Priority Array R R R R R Relinquish Default R R R R R Polarity R R Inactive Text R R Active Text R R 5 UHDGDEOH XVLQJ QHW VHUYLFHV UHDGDEOH DQG ZULWDEOH XVLQJ QHW VHUYLFHV OBJECT LISTIN...

Page 34: ...egisters Also parameter names may be different than shown here on some models This table may be subject to change in the future Adjustable objects are in bold DQG LQGLFDWHG E ZULWDEOH Table 33 BACnet Boiler Object List BACnet Object Name Description BACnet Object Type Inst BACnet Object Property R W Units Min Value if W Max Value if W Outlet Sensor Analog Input 1 3UHVHQWB9DOXH R ºC Inlet Sensor An...

Page 35: ... C 40 C 130 C On Hysteresis HDG DJ RQ K VWHUHVLV Analog Input 203 3UHVHQWB9DOXH 5 LVDEOHG QDEOHG 0 C 130 C Off Hysteresis HDG DJ RQ K VWHUHVLV Analog Input 204 3UHVHQWB9DOXH 5 LVDEOHG QDEOHG 0 C 130 C DHW Hi Limit Set 2XWOHW KLJK OLPLW VHWSRLQW Analog Input 205 3UHVHQWB9DOXH R C 40 C 130 C Frost Protect LQDU Output 401 3UHVHQWB9DOXH 5 LVDEOHG QDEOHG 0 1 Enable Disable HDG DJ 2SHUDWLRQ VZLWFK LQDU ...

Page 36: ...LFH WR FRPSOHWH YHUL FDWLRQ 5 If fault repeats replace module Internal Operation Errors 3 Internal fault Hardware fault Internal Fault 6 Reset Module 7 If fault repeats replace module 4 Internal fault Safety Relay key feedback error 5 QWHUQDO IDXOW 8QVWDEOH SRZHU output 6 Internal fault Invalid processor clock 7 Internal fault Safety relay drive error 8 Internal fault Zero crossing not detected 9 ...

Page 37: ...t DJH PHHW WKH VSHFL FDWLRQV 3 On 24Vac applications assure that J4 10 and J8 2 are connected together 54 Safety GVT model ID doesn t match application s model ID 55 SSOLFDWLRQ FRQ JXUDWLRQ GDWD EORFN 5 errors 56 57 RESERVED 58 Internal fault HFS shorted to IAS Internal Fault 1 Reset Module 2 If fault repeats replace module 59 Internal Fault Mux pin shorted Normal Event Status 60 Internal Fault HF...

Page 38: ...t sensor fault 1 Check wiring and correct any possible errors 2 Replace the Outlet sensor 3 If previous steps are correct and fault persists replace the module 93 DHW sensor fault 1 Check wiring and correct any possible errors 2 Replace the DHW sensor 3 If previous steps are correct and fault persists replace the module 94 Header sensor fault 1 Check wiring and correct any possible errors 2 Replac...

Page 39: ...ZLWFK VWXFN 21 126 RZ UH VZLWFK 2 1 Check wiring and correct any potential wiring errors 2 KHFN RZ LUH 6ZLWFK WR DVVXUH SURSHU IXQFWLRQ QRW ZHOGHG RU MXPSHUHG 3 Manually drive the motor to the High Fire position and adjust the LF switch while in this position and verify voltage through the switch to the LFS input with a voltmeter 4 If steps 1 3 are correct and the fault persists replace the module...

Page 40: ...replace the module 159 Main valve OFF 160 Ignition ON 2 0 6SHFL F 1 Check Ignition terminal wiring and correct any errors 2 Reset and sequence the module If fault persist replace the module 161 Ignition OFF 162 Pilot valve ON 2 0 6SHFL F 1 Check Pilot Valve terminal wiring and correct any errors 2 Reset and sequence the module If fault persist replace the module 163 Pilot valve OFF 164 ORFN LQWDNH...

Page 41: ...e rate setting 214 Invalid Prepurge time setting 215 Invalid Purge rate proving setting 216 QYDOLG 5XQ ÀDPH IDLOXUH UHVSRQVH VHWWLQJ 217 QYDOLG 5XQ VWDELOL DWLRQ WLPH VHWWLQJ 218 Invalid Stack limit enable setting 219 Invalid Stack limit response setting 220 8QFRQ JXUHG HOWD 7 OLPLW VHWSRLQW VHWWLQJ 221 8QFRQ JXUHG KLJK OLPLW VHWSRLQW VHWWLQJ 222 8QFRQ JXUHG 2XWOHW KLJK OLPLW VHWSRLQW VHWWLQJ 223 ...

Page 42: ...Q 243 Invalid UV with spark interference not compatible with Ignitor on throughout PFEP 244 Internal fault Safety relay test invalid state 245 Invalid Outlet connector type setting for Trise 246 4 20mA cannot be used for both modulation and setpoint control 247 QYDOLG ERXQFH GHWHFWLRQ HQDEOH 248 Invalid forced recycle interval 249 STAT cannot be demand source when Remote Stat is enabled 250 Invali...

Page 43: ...G E ZULWDEOH Table 38 ModBus Gas Water Heaters Register List Register Name Description Register Type Address R W Units Min Value if W Max Value if W Firmware Ver Rev 1 LUPZDUH 9HUVLRQ Input Register 1 R RQ JXUDWLRQ Input Register 2 R 3ULPDU 8SSHU 7HPSHUDWXUH Input Register 3 R ºC x 512 DWD LV 9HUVLRQ HQFRGHG LQWR WKH XSSHU ELWV DQG 5HYLVLRQ RZHU ELWV 7KLV OLPLWV PRGXODWLRQ WR PD LPXP 06 3HUFHQW RP...

Page 44: ...Current Input Status149 R 1R ODPH ODPH HWHFWHG ORZHU 3URYH 3UHVVXUH 6ZLWFK3 Input Status 151 R 2SHQ 6ZLWFK ORVHG 6ZLWFK External Vent Pressure Switch External T stat Switch L RQO IXQFWLRQ 3 VHOHFWDEOH Input Status 152 R 2SHQ 6ZLWFK ORVHG 6ZLWFK ORFNHG KDXVW 3UHVVXUH 6ZLWFK3 Input Status 153 R 2SHQ 6ZLWFK ORVHG 6ZLWFK ORFNHG QOHW 3UHVVXUH 6ZLWFK3 Input Status 154 R 2SHQ 6ZLWFK ORVHG 6ZLWFK Low Gas ...

Page 45: ...66 R Communication Fault Counter Input Register 69 R ECO Fault Counter Input Register 70 R Low Gas Pressure Fault Counter Input Register 71 R ORFNHG QOHW DXOW RXQWHU Input Register 72 R ORFNHG KDXVW DXOW RXQWHU Input Register 73 R L WHUQDO 9HQW DXOW RXQWHU Input Register 74 R ORZHU 3URYH DXOW RXQWHU Input Register 75 R L JQLWHU DXOW RXQWHU Input Register 77 R Ignition Failure Fault Counter Input R...

Page 46: ... LIIHUHQWLDO DQG WHUQDO 7 VWDW FDOO IRU KHDW LI WKDW RSWLRQ LV HQDEOHG HSHQGLQJ RQ ZKHQ RX SROO WKH UHJLVWHU RX PD UHDG ELW DV ZKLFK LV ZK D LQ KH DGHFLPDO IRUP PLJKW EULHÀ UHSO ZLWK 7KLV LV GXH WR WKH FRQWURO VHWWLQJ WKLV ELW DQG LI LW QRW FOHDUHG SHULRGLFDOO E WKH QHW FRPPDQG KHDWLQJ LV GLVDEOHG After disabling EMS mode with write of 3840 read back might have bits 14 and 1 possibly still set To ...

Page 47: ...emory 24 0x018 Incorrect Model 51 56 0x033 0x038 Power Monitor 69 72 0x045 0x048 Temperature Probe Open or Short 153 154 0x099 0x09A Communications Fault 165 0x0A5 LJK WHPSHUDWXUH 2 QHUJ XW 2II 175 0x0AF Safety Relay Closed fault 176 188 LQWHUQDO HUURUV 193 194 0x0C1 0x0C2 Processor Clock 198 201 0x0C6 0x0C9 Non volatile Memory 204 217 0x0CD 0x0D9 Powered Anode 431 0x1AF Safety Relay Opened fault ...

Page 48: ...ls support all registers Also parameter names may be different those shown here on some models This table may be subject to change in the future GMXVWDEOH REMHFWV DUH LQ EROG DQG LQGLFDWHG E ZULWDEOH Table 43 ModBus Electric Water Heaters Register List Register Name Description Register Type R W Units Format Min Value if W Max Value if W Firmware Ver Rev1 LUPZDUH 9HUVLRQ Input Register 1 R RQ JXUD...

Page 49: ...tus Input Register 219 R LW OHPHQW LW OHPHQW LW OHPHQW 7DQN XOO 2 Input Status 150 R 2SHQ 6ZLWFK ORVHG 6ZLWFK AC Input 1 T stat Input Status 3428 R 2SHQ ORVHG AC Input 2 T stat Input Status 3429 R 2SHQ ORVHG Alarm Condition Input Status 3441 R 2SHQ ORVHG Alarm Relay Status Input Status 3443 R 2SHQ ORVHG Safety Relay Feedback Input Status 147 R 2SHQ ORVHG Temperature Probe Open Input Status 65 R DO...

Page 50: ...ours DQN HDWLQJ 7LPH2 Input Registers 1022 1023 R Hours x 100 DQN HDWLQJ D V3 Input Register 1024 R Days DQN HDWLQJ RXUV3 Input Register 1025 R Hours DQN HDWLQJ 7LPH2 Input Registers 1026 1027 R Hours x 100 DQN HDWLQJ D V3 Input Register 1028 R Days DQN HDWLQJ RXUV3 Input Register 1029 R Hours DUGZDUH DXOW RXQWHU Input Register 53 R Module Fault Counter Input Register 54 R Temperature Probe Fault ...

Page 51: ... start of a heating cycle also depends on other factors like 7DQN 7HPSHUDWXUH GURSSLQJ EHORZ 6HWSRLQW LIIHUHQWLDO DQG WHUQDO 7 VWDW DOO IRU HDW if that option is enabled A HSHQGLQJ RQ ZKHQ RX SROO WKH UHJLVWHU RX PD UHDG ELW DV ZKLFK LV ZK D LQ KH DGHFLPDO IRUP PLJKW EULHÀ UHSO ZLWK 7KLV LV GXH WR WKH FRQWURO VHWWLQJ WKLV ELW DQG LI LW QRW FOHDUHG SHULRGLFDOO E WKH 0RGEXV FRPPDQG KHDWLQJ LV GLVDEO...

Page 52: ...52 ICC PROGRAM INFORMATION ICC PROGRAM INFORMATION For programming information or model compatibility contact 7KH OHFWURQLFV URXS DW VHOHFW RSWLRQ WKLV ZLOO ULQJ RQ WKH L 200 OLQH ...

Page 53: ...53 NOTES NOTES ...

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