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Siemens 540-258
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This Surface Mounted Pipe Thermistor Sensor measures 1.25" and features clamps and provides input for cost-effective, accurate temperature sensing via an 18 AWG twisted, shielded cable pair. The...
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Siemens 540-984
Siemens
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Metal flush-mount room temperature sensor with 10K, Type II thermistor. This unit is self-contained, non-intrusive, and tamper-resistant.
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Siemens 540-520A
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The Flush Mount Room Temperature Sensor is a 10K ohm self-contained, non-intrusive, and tamper-resistant unit. The sensor connects to the RJ-11 port of the controller via a pre-terminated cable. This...
540-520A