WattMaster OE230, Manual

Page 1: ... Chart Notes 1 Use the resistance column to check the thermistor sensor while disconnected from the controllers not powered 2 Use the voltage column to check sensors while connected to powered controllers Read voltage with meter set on DC volts Place the minus lead on GND terminal and the plus lead on the sensor input terminal being investigated If the voltage is above 5 08 VDC the sensor or wirin...

Page 2: ...the sensor or wiring is open If the voltage is less than 0 05 VDC the sensor or wiring is shorted The Duct Sensor Is Used For Sensing Entering Or Leaving Water Temperatures Location Of The Sensors Is Very Important In Order To Obtain Accurate Temperature Readings The Following Recommendations Should Be Followed When Used As A Supply Water Temperature Sensor The Sensor Should Be Mounted In The Supp...

Page 3: ...ture Terminal At The Controller As Required By Intended Use Secure Other Wire Lead To Ground Terminal At The Controller See Note 3 Notes 1 Sensor Should Be Mounted At Location Along Pipe Length That Best Represents Desired Temperature Reading 3 All Wiring To Be In Accordance With Local And National Electrical Codes And Specifications 2 Sensing Element Shown Mounted To Top Of Pipe The Sensor Elemen...

Page 4: ...n Sensor Must Be Located Where It Will Not Be Affected By Direct Sunlight Or Heat Producing Equipment If Possible Mount Under Roof Eave Or Similar Protected Location If Sensor Is Not Located As Specified Erroneous Outside Air Temperature Readings Will Result Water Must Not Be Allowed To Stand In Sensor Tube Rainwater Will Damage Sensor Chart Notes 1 Use the resistance column to check the thermisto...

Page 5: ...e wireway hole to prevent false readings by air drafts within the wall 2 All Wiring To Be In Accordance With Local And National Electrical Codes And Specifications 1 of 2 Installation Instructions 1 Place The SpaceHumidity Sensor Where It Is To Be Mounted See Note 1 Below For Important Mounting Information And Considera tions 2 Remove The Humidity Sensor Cover By Screwing In The 2 Allen Screws Tha...

Page 6: ... ANALOG 0 5v 0 10v 4 20 mA TB3 AI1 AI1 THERM 0 5VDC Terminal Label LB101969 Gnd Vin Vo Not Used Not Used RH Output VDC 55 2 75 60 3 00 65 3 25 70 3 50 75 3 75 80 4 00 85 4 25 90 4 50 95 4 75 100 5 00 RH Output VDC 5 0 25 10 0 50 15 0 75 20 1 00 25 1 25 30 1 50 35 1 75 40 2 00 45 2 25 50 2 50 Humidity Sensor RH Voltage Chart GND GND Chart Notes 1 First be sure that the 24 VAC power is being supplie...

Page 7: ... Air Humidity Sensor Where It Is To Be Mounted See Note 1 Below For Important Mounting Information And Considerations Mark The 4 Mounting Holes Secure The Humidity Sensor By Using The Four 10 X 1 5 Self Tapping Screws Included With The Humidity Sensor 2 Open The Cover by Moving the Latch to the Side And Install Your Conduit Connectors The Cover Must Always Be Opened Before Attempting To Punch Out ...

Page 8: ...ied to the sensor Second check the sensor output Set the meter to DC volts and connect the meter between ground and the 0 5 VDC input terminal on the controller board or between the 0 5 VDC output on the sensor and its ground wire or you can measure voltage at the 0 5 VDC and GND terminals on the sensor located at the sensor installtion location After measuring the voltage use an accurate humidity...

Page 9: ...1 Diameter Hole In The Duct Wall In the Location Where The Humidity Sensor Is To Be Mounted Insert The Probe Of The Return Air Humidity Sensor Through The Hole See Note 1 Below For Important Mounting Information And Considerations Mark The 4 Mounting Holes Secure The Humidity Sensor By Using The Four 10 X 1 5 Self Tapping Screws Included With The Humidity Sensor 2 Open The Cover by Moving the Latc...

Page 10: ...ied to the sensor Second check the sensor output Set the meter to DC volts and connect the meter between ground and the 0 5 VDC input terminal on the controller board or between the 0 5 VDC output on the sensor and its ground wire or you can measure voltage at the 0 5 VDC and GND terminals on the sensor located at the sensor installtion location After measuring the voltage use an accurate humidity...

Page 11: ...les Warning Warning 1 The Airflow Sensor Should Be Mounted In A Vertical Position As Shown With Arrow Pointing Up Tubing Connections Pointing Down If This Mounting Position Is Not Possible In Your Application It May Be Mounted In A Horizontal Position When Mounted In A Horizontal Position Accuracy Will Be Affected By Approximately 2 Full Scale Null Shift Due To Diaphragm Gravity Effect Error Cauti...

Page 12: ... 95 4 05 VDC 3 65 3 85 VDC 0 3 Span 0 5 Span 0 03 Span 1 0 Span 0 5 Span 1 0 Span 1 5 Span 1 5 Span Span Is The Algebraic Difference Between End Points Null Offset And Full Scale Output The plastic housing on the sensor is electrically conductive Avoid contact with any electrical components It is acceptable to mount the sensor on grounded sheet metal such as ductwork electrical panels etc Use extr...

Page 13: ...120 4030 1 469 Room Sensor Typical Dimensions Chart Notes 1 Use the resistance column to check the thermistor sensor while disconnected from the controllers not powered 2 Use the voltage column to check sensors while connected to powered controllers Read voltage with meter set on DC volts Place the minus lead on GND terminal and the plus lead on the sensor input terminal being investigated If the ...

Page 14: ...ith A 14 Length Of Tubing For Connection To The Static Pressure Sensor The Static Pressure Sensor OE271 Is Designed To Be Mounted Adjacent To The Location Where The Static Pickup Tube Is Mounted And Wired Back To The Controller Board The Static Pressure Sensor Can Also Be Mounted Close To The Controller Board And Tubing By Others Routed From The Sensor To The Static Pickup Probe Be Sure Not To Kin...

Page 15: ...controller and the sensor or to the wire terminals using 4 conductor cable The E BUS cables are available in multiple lengths to fit your job requirements The E BUS cables or 4 conductor cable should not run in conduit with other AC line voltage wiring or with any conductors carrying highly inductive loads Mounting The Digital Room Sensor is designed to be mounted to a vertical 2 x 4 electrical bo...

Page 16: ...any conductors carrying highly inductive loads Mounting The Digital Room Sensor is designed to be mounted to a vertical 2 x 4 electrical box recessed in the wall If the wall cannot be penetrated a plastic surface mount box such as those made by WiremoldTM may be used to mount the sensor to the wall surface The Sensor is mounted by removing the front cover and fastening the housing base to the elec...

Page 17: ...requiring both a room CO2 sensor and room temperature sensor The OE256 05 CO2 Sensor uses non dispersive infrared NDIR technology The CO2 Sensor s accuracy is 50 ppm 1000 ppm or 2 of the measured value and has a measurement range of 0 2000 ppm Mounting The OE256 05 CO2 Sensor utilizes a sub base mounting plate with either terminal blocks or E BUS connection providing for quick and easy mounting an...

Page 18: ...t metal screws The remote pickup tube assembly is mounted separately to the ductwork by first cutting a 11 4 diameter hole in the ductwork wall The remote pickup tube is then inserted into the hole The remote pickup tube is then secured to the ductwork by inserting 2 supplied sheet metal screws through the 2 mounting holes in the remote pickup tube mounting plate and securing the remote pickup tub...

Page 19: ...or For easy wiring the OE258 01 Building Static Pressure Sensor has 3 6 32 screw terminal wiring connectors The sensor has 2 barbed fittings provided for the connection of tubing to the high and low pressure ports The OE258 01 Static Pressure Sensor is designed to be mounted to a flat surface by means of the 2 0 156 diameter holes provided in the sensor casing For accurate readings the sensor must...

Page 20: ... AZ 2 Controller The OE275 03 Suction Pressure Transducer s metal wetted parts are made from stainless steel and Haynes 214 alloy The Suction Pressure Transducer is weather resistant Connection to the pressure source is accomplished by screwing the 1 4 SAE female Schrader fitting on the Suction Pressure Transducer onto a 1 4 Schrader male valve fitting by others that is welded into the suction lin...

Page 21: ...n design of the E BUS Cables eliminates costly wiring errors and makes system installation easy The cable components are all UL approved EBC XXXF E BUS Digital Sensor Cable Assembly EBC XX F WATTMASTER EBUS WATTMASTER EBUS EBC F 4 3 2 1 3M 4 3 2 1 3M Length in Feet CABLE SIDE VIEW EBC XXF E BUS CABLE XX Technical Data EBC XXXF E BUS Cables EBC E BUS Ca ble Available Lengths and Part Numbers EBC 1 ...

Page 22: ...in design of the E BUS Cables eliminates costly wiring errors and makes system installation easy The cable components are all UL approved EBC XXXF E BUS Digital Sensor Cable Assembly EBC XX F WATTMASTER EBUS WATTMASTER EBUS EBC F 4 3 2 1 3M 4 3 2 1 3M Length in Feet CABLE SIDE VIEW EBC XXF E BUS CABLE XX Technical Data EBC XXXF E BUS Cables EBC E BUS Ca ble Available Lengths and Part Numbers EBC 1...

Page 23: ...nnectors on each end to allow for multiple connections of the E BUS cables between the Sensors Modules and the AZ 2 or GPC XP Controllers HZ EBC 248 E BUS Adapter Hub with 1 5 Ft EBC Cable Technical Data HZ EBC 248 E BUS Adapter Hub with 1 5 Ft EBC Cable EBC E BUS Cable Available Length and Part Number EBC 1 5F 1 5 Foot Current Rating of Cable Wire 300 Vrms Min 10 15 Ohms per 1000 feet 20 Deg Cels...

Page 24: ...le of the desired length This leaves three ports available for E BUS Sensors and other Expansion Modules The EBC Cables that connect to the hub are plenum rated high flex cables with EBC Connectors on each end to allow for multiple connections of the E BUS cables between the Sensors Modules and the AZ 2 or GPC XP Controllers MS000248 E BUS Adapter Hub 0 762 1 2 3 4 AMP 0 327 0 405 ADAPTER HUB TOP ...