Martel Electronics MasterCAL - Manual (Page 129)

Calibrator
Specifications
119
Temperature, Resistance Temperature Detectors (cont)
Type (
α
) Range °C Measure °C Source °C
1 Year 2 Year 1 Year 2 Year
1000
Ω
Pt(385) -200 to 0 0.3 0.5 0.1 0.2
0 to 400 0.5 0.8 0.2 0.4
400 to 630 0.8 1.0 0.4 0.5
10
Ω
Cu(427) -100 to 0 2 2 1 1
0 to 260 2 2 1 1
100
Ω
Pt(3916) -200 to -190 0.3 0.4 0.3 0.4
-190 to 0 0.3 0.4 0.1 0.2
0 to 630 0.5 0.8 0.2 0.4
Sensor inaccuracies not included
Resolution: 0.1 °C
Temperature Coefficient: 0.02°C/°C in the ranges -10 to 18 °C and 28 to 50 °C
Maximum Input Voltage: 30 V
Maximum Input Current for RTD Source: 10
Ω
RTDs: 8 mA dc; 100
Ω −
120
Ω
RTDs: 8 mA dc;
200
Ω −
1000
Ω
RTDs: 1 mA dc, supports pulsed transmitters and PLCs with pulse times as short as 1 ms
For two and three-wire RTD measurements, add 0.4°C to the specifications.