User Manual Q&AAnswer
Jan 22, 2025 - 10:54 PM
The Dwyer GSTC Series Carbon Monoxide/Nitrogen Dioxide Gas Transmitter can be mounted either on a wall or in a duct. Here are the general guidelines for mounting:
Wall Mounting:
1. Remove the cover plugs from the face of the unit and the top cover.
2. Disconnect the display cable from the USB connector on the main circuit board (if present).
3. Remove the desired conduit fitting knockout and install the conduit fitting.
4. Position the transmitter where it is to be mounted and mark the mounting holes in each corner of the housing.
5. Drill or punch out the marked locations.
6. Place the transmitter box over the mounting holes on the wall and align it. Install wall mount screws in the mounting holes.
7. Proceed with wiring according to the provided wiring diagrams.
8. Set the DIP switches SW1 and SW2 as desired.
9. Reconnect the LCD cable to the USB port on the main circuit board (if present).
10. Replace the cover and cover plugs on the face of the unit.
Duct Mounting:
1. Mount the pitot tube into the duct, observing the flow direction marked on the pitot tube.
2. Attach the two short pieces of tubing to the barbed connections on each side of the air filter.
3. Attach one side of the short tubing to the barbed connection on the transmitter.
4. Attach the other side of the short tubing to the high port on the pitot tube.
5. Attach the long piece of tubing to the open barbed connection on the transmitter.
6. Attach the other end of the long tubing to the low port on the pitot tube.
Please refer to the installation guide for more detailed instructions and illustrations.
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