RS485 communication interface
Databits: 8
Parity: none
Stop bits: 1 or 2
Supported Modbus functions:
03 - read multiple registers
06 - write single register
Modbus registers (0-based, decimal format)
Reg Description
Supported values
1 Hardware version
read only
2 Software version
read only
3 Product serial number
read only
4 Slave ID (network address)*
1...247, default 1
5 Baudrate*
1200...57600 baud, default 9600
6 Response delay, ms
1...255 ms, default 10
7 Stop bits*
1 / 2, default 1
17 Restart
write ‘42330’ for soft restart
162 Temperature shift adjustment
-32000...+32000 T units (0,01 °C)
165 Gas channel shift adjustment
-32000...+32000 gas units, default 0
166 Gas channel slope adjustment 1...65535, default 512
167 Output change rate limit
1...32000 gas units/s, 0=no limit
168 Integrating filter time constant
1...32000 s, 0=no, integrating filter
201 Parameter assigned to OUT1
0=none, 1=T, 2=gas, 9=forced by 203
202 Parameter assigned to OUT2
0=none, 1=T, 2=gas, 9=forced by 204
203 Forced value for OUT1
0...1000 (0.0...100.0% of full scale)
204 Forced value for OUT2
0...1000 (0.0...100.0% of full scale)
211 Parameter assigned to RE1
0=none, 1=T, 2=gas, 9=forced by 213
212 Parameter assigned to RE2
0=none, 1=T, 2=gas, 9=forced by 214
213 Forced state for RE1
0=off, 1=on (relay control by Modbus)
214 Forced state for RE2
0=off, 1=on (relay control by Modbus)
215 Switch delay for RE1
0...1000 s, default 0
216 Switch delay for RE2
0...1000 s, default 0
217 Min on/off time for RE1
0...1000 s, default 0
218 Min on/off time for RE2
0...1000 s, default 0
219 Control logic for relay RE1
0:_, 1:_↓↑
P, 2:
P↑↓_, 3:_↑
P↓_,
4:
P↓_↑
P
220 Control logic for relay RE2
0:_, 1:_↓↑
P, 2:
P↑↓_, 3:_↑
P↓_,
4:
P↓_↑
P
221 LOW setpoint for relay RE1
-32000...+32000, gas or T units
222 HIGH setpoint for relay RE1
-32000...+32000, gas or T units
223 LOW setpoint for relay RE2
-32000...+32000, gas or T units
224 HIGH setpoint for relay RE2
-32000...+32000, gas or T units
258 Measured temperature
-4000...+12500 T units (0,01 °C)
259 Gas concentration
0...65535 gas units
261 0% value of OUT1
-32000...+32000 gas units / integer °C
262 100% value of OUT1
-32000...+32000 gas units / integer °C
263 0% value of OUT2
-32000...+32000 gas units / integer °C
264 100% value of OUT2
-32000...+32000 gas units / integer °C
* - the new value is applied after restart
Broadcast ID=0 may be used to assign a new ID to device with unknown ID
E2611-H2_UM_EN
Rev 05.03.2018
Specifications
Sampling method
Diffusion
Sensor type
Metal oxide
semiconductor
Pellistor (catalytic)
Detection range
Up to 100% LEL
Resolution
0,1% LEL
0,1% LEL
Response time
~ 60 seconds
~ 10 seconds
Sensor lifetime
> 5 years
> 2 years
Calibration interval
12 months
3...6 months
Operating
conditions
-30...+70 °C
-20...+60°C
<95 %RH, without condensation, non-ATEX
Normal ambient oxygen level/
Avoid strong mechanical shock, vibrations or EMI
Avoid exposure to corrosive gases or silicon containing
products
Warm-up time
up to 1 minute, depending on unpowered period and
atmosphere
Power supply
11...30 VDC/VAC
with integrated mains supply module 90...265 VAC
Power consumption
< 2 VA
Analog outputs
2 × 4-20 mA or 0-10 V
Load resistance
for 4-20 mA output mode: R
L
< (Us - 2V) / 22 mA
for 0-10 V output mode: R
L
> 250 kOhm
Digital interface
RS485, Modbus RTU protocol
Relay outputs
2 × SPST, max 5 A, 30 VDC / 250 VAC
Alarm
Buzzer 85 dBi
Enclosure
ABS plastic with ventilation slots, wall-mount,
protection class IP20
Dimensions
85 × 85 × 37 mm
Electromagnetic
compatibility
according to 2014/30/EU, 2014/35/EU and EN61321-1
standard requirements
Factory settings
Target gas
Hydrogen
Gas unit
0,1 % LEL
OUT1 assignment and scale
2: gas, 0 - 100% LEL
OUT2 assignment and scale
2: gas, 0 - 100% LEL
RE1 assignment and logic
2: gas, 1: on at high values
RE1 HIGH setpoint (set)
20% LEL
RE1 LOW setpoint (release)
16% LEL
RE2 assignment and logic
2: gas, 1: on at high values
RE2 HIGH setpoint (set)
50% LEL
RE2 LOW setpoint (release)
40% LEL
Evikon MCI OÜ
Teaduspargi 7, Tartu
info@evikon.eu
Tel +372 733 6310
50411 Estonia
www.evikon.eu
Hydrogen detector-transmitter
E2611-H2
User manual
PluraSens
®
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