The Q340A thermocouples sense the pilot flame on standing pilot gas-fired heating systems. The pilot flame heats the tip of the thermocouple, producing a temperature differential between it and the base to generate 30 millivolts.
Honeywell Thermocouple, 11/32-32 Connection, Male Connection, 30 mV, Open Circuit Output: 26 to 32 mV, 3/16 in Dia x 2-11/64 in L Bulb, 0.02 Ohm Resistance, 36 in Lead Length, 760 deg C
| Bulb Size | 3/16 in Dia x 2-11/64 in L |
| Connection Size | 11/32-32 |
| Connection Type | Male |
| Lead Length | 36 in |
| Open Circuit Output | 26 to 32 mV |
| Resistance | 0.02 Ohm |
| Voltage Rating | 30 mV |
| Temperature Rating | 760 deg C |
- Adapter and push-in clip for easy pilot burner installation
- Male nut connector for Pilotstat safety control power units
- The Q390A thermocouples sense the pilot flame on standing pilot gas-fired heating systems
- The pilot flame heats the tip of the thermocouple, producing a temperature differential between it and the base to generate 30 mV


Instruction/Installation Manual