Micromod MOD: MODCELL Multiloop Processor 2002N Model C and Manual de usuario Pagina 42

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MODCELL Multiloop Processor
ELECTRICAL CONNECTIONS
3.5.5 2001A Voltage Input (VCIM)
Make volt or millivolt connections to terminal block as shown in Figure 3-7. Input
specifications are:
ANALOG INPUT (VOLTAGE)
Range: (0-100%) ±10 VDC, ±100 mV DC
Low limit: -11V, -110 mV
Upper limit: +11V, +110 mV
Input Resistance: 1 Megohm
Noise filter: 3 db at 5 Hz, 3 db at 3 Hz
Resolution: 16 bits
Sensitivity: 0.4mV, 4uV
Accuracy (calibrated): ±0.1% of span
Isolation : 250 Vrms
Max Survivable Input: ±300 VDC or 250 VAC (Differential)
Common mode rejection: 100 db at 60 Hz minimum
Normal mode rejection: 40 db at 60 Hz minimum
S-3031-19
Figure 3- 6. Typical Input Circuit for 2001A Voltage Input Module
S19
A/D
+
BASE INSTRUMENTLOWER
TERMINAL
HOUSING
SH1
2001A VOLTAGE INPUT MODULE
(Module Location 19)
Voltage
Source
(±100mV
or ±10V
DATA
Processor
SEL
CLK
GND
+5V dc
Input
Isolation
+10V Iso
3
6
4
7
5
1
2
A
B
Shield
Connection to
Either Terminal
2
1
36
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