Micromod Micro-DCI: 53MC5000 Multi-Loop Process Controller Instruction Manual - Manual (Page 35)

Table 1-8. Group 5B Isolation Module Specifications
Item Specification(s)
Isolation Module: 5B32 Group - Isolated Current Inputs (Cont)
Stability versus Ambient
Temperature:
Module offset
Module Gain
Stability of supplied input resistor
±
0.0025%/
°
C of I
z
(A nominal value of input current that
results in an output of 0 V.)
±
0.0025%/
°
C of reading/
°
C
±
0.001%/
°
C
Noise:
Input, 0.1 - 10 Hz
Output, 100 k Hz
Bandwidth, -3 db
Rise Time, 10% to 90% span
10 nA rms RTI
200
µ
V rms RTO
4 Hz
0.2 seconds
CMV, input to output:
Continuous
Transient
240 V rms
Meets IEEE - STD 472 (SWC).
CMR (50 or 60 Hz):
1 k ohms in either or both input leads
NMR (50 or 60 Hz)
160 db (all ranges)
60 db
Input protection:
Continuous
Transient
240 V rms maximum continuous
Meets IEEE - STD 472 (SWC).
Isolation Module: 5B34 Group - Isolated RTD
Accuracy (Includes the combined
effects of repeatability, hysteresis,
and linearity. It also assumes a
very high load resistance. It does
not include sensor or signal source
error.)
Conformity error (For Pt RTDs only,
other types may vary.)
±
0.05% span
±
0.1 ohm (
±
0.025 for 1 mA excitement
used with Cu RTDs.)
±
0.05% R z (Is the value of the RTD resistance at the
lowest point of the measurement range.)
±
0.05% span
Stability versus Ambient
Temperature:
Input offset
Output offset
Gain
Input bias current
±
0.02
°
C
/°
C
±
20
µ
V/
°
C
±
50 ppm of reading/
°
C
±
3 nA
Input resistance:
Normal
Power off
Overload
5 M ohms
40 k ohms
40 k ohms
Noise:
Input, 0.1 - 10 Hz
Output, 100 k Hz
Bandwidth, -3 db
Rise Time, 10% to 90% span
0.2
µ
V rms RTI
200
µ
V rms RTO
4 Hz
0.2 seconds
3 of 4
Section 1. Introduction
1-21