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Series
659

Push-Button Temperature Transmitter
Programmable, RTD, Thermistor or Thermocouple Input, In-Head Mounting

SPECIFICATIONS
Input Range: Type J T/C: - 328 to 2192°F (-200 to 1200°C); Type K T/C: -328 to 2498°F (-200 to 1370°C); Type T T/C: -328 to 752°F (-200 to 400°C); Pt100Ω RTD: -328 to 1562°F (-200 to 850°C); Thermistor: -13 to 257°F.
Accuracy: T/C Models: ±0.04% FS, ±0.04% of reading or ±0.5°C whichever is greater; RTD Models: ±0.2°C or ±0.1% of rdg; Thermistor: ±0.25°F (±0.1°C).
Output: Linearized 4 to 20 mA, 2-wire loop powered.
Sample Rate: 500 ms.
Loop Resistance: T/C: 700Ω @ 24 VDC; RTD: 800Ω @ 24 VDC; Thermistor: 24 VDC.
Output Thermal Drift: Zero: 0.2µA/°C; Span: 0.5µA/°C.
Ambient Operating Temperature: .4 to 158°F (-20 to 70°C), 80% RH max.
Ambient Storage Temperature: -40 to 158°F (-40 to 70°C), 95% RH max.
Burnout: Upscale 22 mA.
Weight: 0.92 oz. (26 g).

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