Moore Industries STA - Page 74

www.miinet.com Moore Industries-International, Inc.
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User’s Manual
225-748-00P
August 2024
Table 9.2. Normal Mode Rejection Ratio
Sensor Type
Max. p-p Voltage Injection for
100dB at 50/60Hz
150mV
80mV
250mV
1V
500mV
100mV
1V
250mV
100mV
T/C: J, K, N, C, E
T/C: T, R, S, B
Pt RTD: 100, 200, 300 ohms
Pt RTD: 400, 500, 1000 ohms
Ni: 120 ohms
Cu: 9.03 ohms
mV
250-1000
62.5-250
31.25-62.5
Resistance
1-4k ohms
0.25-1k ohms
0.125-0.25k ohms
Table 9.3. Ambient Temperature Eect
*RTD
Millivolt
Ohm
0.0035°C
0.5 microvolts + 0.005% of reading
0.002ohms + 0.005% of reading
Thermocouple
Accuracy per 1°C (1.8°F) change in Ambient
J
K
E
T
R, S
B
N
C
mV
0.00016°C + 0.005% of reading
0.0002°C + 0.005% of reading
0.00026°C + 0.005% of reading
0.0001°C + 0.005% of reading
0.00075°C + 0.005% of reading
0.0038°C + 0.005% of reading
0.0003°C + 0.005% of reading
0.00043°C + 0.005% of reading
0.5microvolts + 0.005% of reading
Accuracy per 1°C (1.8°F) change in Ambient
*Accuracy of Ni672 is 0.002°C
Table 9.1. Long-Term Stability
Input to Analog Output (Years) Input to Relay (Years)
Stability
(% of maximum
span)
1
0.067
3
0.116
5
0.15
1
0.012
3
0.020
5
0.026
Programmable RTD, T/C, Ohms, mV and Potentiometer Safety Trip Alarm
STA
TPRG
SECTION 9