Omega TX91 Thermometer User Manual


 
Specifications 7
28
THERMAL ZERO SHIFT: <0.01%/°F of span (span >5 mV)
<0.02%/°F of span (2-5 mV span)
THERMAL SPAN SHIFT: <0.01%/°F of span
WEIGHT: 1.5 oz (50g)
Output
CURRENT OUTPUT SPAN: 4-20 mA DC
CURRENT OUTPUT LIMITS: 3 to 28 mA, typical
MAXIMUM LOOP
RESISTANCE: (V
supply
– 11V)/0.020A = ohms
LOAD RESISTANCE
EFFECT: 0.05% of span per 300 ohms change
POWER SUPPLY EFFECT: 0.01% of output span per volt
Input
SENSOR: Thermocouple
IMPUT BREAK PROTECTION: Upscale
IMPEDANCE: 200K