Lutron TR-IR420 – IR Temperature Transmitter

Lutron TR-IR420 IR Temperature Transmitter features analog outputs ranging from 4 to 20 mA, where 4 mA corresponds to 0 degrees Celsius (32 degrees Fahrenheit) and 20 mA corresponds to 300 degrees Celsius (572 degrees Fahrenheit). It has a fixed emissivity of 0.95 and a Distance-to-Spot (D/S) ratio of 7:1. The device operates on a power supply ranging from DC 9V to 30V with a maximum output load of 200 ohms. It utilizes three wires: red and bare wires for power supply, and black and bare wires for the 4 to 20 mA output. Output temperature ranges from 0 to 300 degrees Celsius (0.053 mA/degree Celsius) or 32 to 572 degrees Fahrenheit (0.028 mA/degree Fahrenheit). It can be mounted using a tripod fix nut and has dimensions of 160 x 92 x 45 mm.