Series 651 Temperature Transmitter

RTD or Thermocouple Input, Zero and Span Adjust, Linearized 4 to 20 mA Signal

The Series 651 Temperature Transmitter is designed for use with 2 or 3 wire Pt100 RTDs or ungrounded Type K thermocouples. Thermocouple models 651TC are cold junction compensated, automatic 32 to 160°F (0 to 70°C) with upscale burnout.

Product Applications

Process applications where a 4 to 20 mA signal is required

Starting at $188.85

Ordering

Grouped product items
Model	Description	Availability*	Price
651A-10	Temperature transmitter, Pt100 RTD input, range 32 to 212°F (0 to 100°C).	1-3 days*	$188.85
651A-20	Temperature transmitter, Pt100 RTD input, range 32 to 392°F (0 to 200°C).	1-3 days*	$188.85
651A-40	Temperature transmitter, Pt100 RTD input, range 32 to 752°F (0 to 400°C).	1-3 days*	$188.85
651TC-01	Temperature transmitter, type K thermocouple input, range 32 to 212°F (0 to 100°C).	1-3 days*	$211.15

Specifications

Input:: 2 or 3-wire Pt100 RTD (models 651A), or ungrounded Type K thermocouple (models 651TC).
Output:: 4 to 20 mA DC, linearized.
Transmitter Type:: 2-wire.
Output Impedance:: 700 Ω @ 24 VDC.
Power Requirements:: 10 to 32 VDC, reverse connection protected.
Accuracy:: ±0.2°C plus 0.2% reading (models 651A), ±0.1% FS plus cold junction errors (models 651TC).
Temperature Drift:: ZERO drift typical 0.02%/°C (0.09°F); SPAN typical 0.005%/°C 0.0036°F).
Temperature Limits:: Ambient: 32 to 122°F (0 to 50°C).
Maximum Storage Temperature:: 160°F (70°C).
Response Time:: 10 to 90% in 200 ms (models 651A), 70% in 2 ms (models 651TC).
Agency Approvals:: CE.