Emerson 203-5751 User's Manual
Contents
1. COMPUTER PROCESS CONTROLS Wall Mounted RH Sensor and RH Temperature Sensor Product Information Sheet Overview CPC specs a wall mounted relative humidity RH sensor P N 203 5751 and or RH and temperature sensor P N 203 5752 for use in building control and anti sweat control applications using CPC input boards Specifications 12VDC High impact plastic white Input Power Enclosure Sensing Digitally profiled thin film Element capacitive RH Accuracy 3 RH over the range 20 90 RH Stability lt 0 5 RH per year Operating 0 100 RH Humidity Range Analog Output 0 5VDC 3 wire observe polarity Scaling 0 100 RH Temperature 0 4 F from 32 F to 140 F Accuracy Analog Out Resistive 2 wire no polarity Choosing a Mounting Location Mount the sensor indoors in a central location within the zone to be measured away from doors windows vents heaters and outside walls that could affect temperature readings The sensor should be at least four feet from the floor and no higher than necessary to prevent tampering EMERSON www emersonretailsolutions com 29 CONSIDER Mounting Insert a screwdriver into the gap in the plastic on the bottom side of the sensor enclosure and pry the front part of the enclosure away from the rear mounting plate Pull the front away from the mounting plate until the top separates from the mounting plate 2 Remove the punch outs above the wiring connect2. ard Wiring Finishing the Installation Once the back plate of the sensor is mounted and the sensor and board wiring is complete 1 Attach the sensor circuit board enclosure to the mounting plate Push the top of the front part onto the mounting plate so the hooked mounting tabs fit underneath the circuit board enclosure and push the bottom part down so that the three prongs on the back of the circuit board fit into the wiring connector Continue pushing until the front part is flush with the mounting plate 2 Replace the front cover by inserting the hooked tab at the top of the cover into the slot on the front of the circuit board enclosure so that it snaps into place Press the bottom of the cover until it snaps into the enclosure NOTE Do not expose sensor element to the fumes of curing RTV silicone rubber Doing so will damage the calibration of the element Emerson Emerson Consider It Solved and Emerson Climate Technologies logos are trademarks and service marks of Emerson Electric Co Intelligent Store is a trademark of Emerson Climate Technologies All other trademarks are the property of their respective owners A 2011 Emerson Climate Technologies Inc All rights reserved C Ca EEE 3 LLL COMPUTER PROCESS CONTROLS www emersonretailsolutions com EM ERSON a 31 Climate Technologies EMERSON CONSIDER IT SOLVED
3. ors so that the sensor cables can be run into the sensor enclosure see Figure 1 3 Use the pre made holes to mount the plate on a junction box using the screws provided or mount it against a wall or riser Do not mount the plate upside down or sideways The plate should be mounted with the terminal blocks toward the bottom 4 If necessary drill or cut a hole in the wall to allow the sensor cable to be run through the wall into the sensor s terminal block me 3 9 ly WALL MOUNT RH TEMP SENSOR BACK PLATE COVER REMOVED PUNCH OUT PUNCH OUT RH OUT 0 5V GND hg RH CONNECTOR TEMP CONNECTOR Figure 1 RH Temp Sensor Back Plate IT SOLVED 203 5751 EMERSON Climate Technologies Wall Mounted RH Sensor and RH Temperature Sensor Product Information Sheet 203 5751 RH Sensor Wiring NOTE COMPUTER PROCESS CONTROLS Use Belden 8771 shielded three conductor cable or equivalent Seat the connector on the back plate if it becomes dislodged Connect the RED BLACK and WHITE wires to the screw terminals the sensor s connector as shown in Figure 2 Clip the SHIELD wire Connect the SHIELD and BLACK wires to the OV terminal of the input board under INPUT 1 Connect the WHITE wire to the SIG terminal of the input board Connect the RED wire to the 12V power terminal on the input board Locate the input dip switch for the sensor point and set to the OFF position LEFT for Mul
4. tiFlex DOWN for 16Al Refer to the input board s user manual for locations of the input dip switches m Se ET lt WALL MOUNT RH SENSOR BACK PLATE 30 RH Temp Sensor Wiring RH wiring is the same as the RH wiring shown in the diagram Figure 2 For temp sensor wiring follow the steps below 1 Use Belden 8761 shielded two conductor cable or equivalent NOTE Seat the connector on the back plate if it becomes dislodged 2 Connect the BLACK and CLEAR wires to the screw terminals the sensor s connector as shown in Figure 2 Clip the SHIELD wire Note that the third terminal on the sensor connector is unused 3 Connect the SHIELD and BLACK wires to the OV terminal of the input board under INPUT 2 Connect the CLEAR wire to the SIG terminal of the input board 4 Locate the input dip switch for the sensor point and set to the ON position RIGHT for MultiFlex UP for 16Al Refer to the input board s user manual for locations of the input dip switches MULTIFLEX INPUT BOARD BOTTOM LEFT CORNER SHOWN EER O lt JEE n t www emersonretailsolutions com EM ERSON i Climate Technologies EMERSON CONSIDER IT SOLVED Wall Mounted RH Sensor and RH Temperature Sensor Product Information Sheet 203 5751 ae gt MULTIFLEX INPUT WALL MOUNT B rac j RH TEMP SENSOR LEFT CORNER BACK PLATE aeda D o n n D G iit T mts PUCK QUT Figure 3 Sensor and Input Bo
Download Pdf Manuals
Related Search