Spectrum Controls Micro800 2085-IT8-SC User Manual page 14

1-6 Chapter 1, Module Overview
Input Specifications
Types S & R
Type B
Type C
Millivolt Inputs
±50 mV
±100 mV
Filters
CMRR
NMRR
Crosstalk
Input Bias Currents and
Impedance
Input bias current
Input impedance
Input protection
Isolation
Input to backplane isolation
Input to Chasis GND
isolation
Channel to channel low level
Isolation
Power Requirements
Bus +5 V (4.75 V to 5.4 V)
Bus +24 V (19.9 V to
26.4 V)
Power Dissipation within
module
Inrush current
Fusing
User's Manual Pub. 0300322-01 Rev. A
±0.4 °C ±0.6 °C
±0.3 °C ±0.4 °C
±0.2 °C ±0.3 °C
±15 µV ±20 µV
±15 µV 20 µV
84 dB minimum at 50 and 60 Hz for 4 Hz and 17 Hz filters
4 Hz filter 72 dB minimum at 50 and 60 Hz
17 Hz filter 62 dB minimum at 50 and 60 Hz
-70 dB maximum
Approx. 100 uA during open wire check)
Greater than 15 MΩ (except during open wire checks)
Voltage Mode ±28 VDC continuous.
NOTE: maximum voltage between any two pins must be
limited to 28 VDC as well. For proper operation, do not
connect any external voltages to the CJC pins.
50 VAC working Reinforced isolation tested at 2 kVDC for 1
minute
50 V working Reinforced isolation tested at 2 kVDC for 1
minute
10 VDC measured between the IN- leads. Maximum voltage
between any two pins must be limited to 28 VDC.
CJC input pins not designed to be attached to external
voltages.
100 mA maximum
20 mA maximum
1 W max
Less than 150 mA at 5 V; less than 400 mA at 24 V
UL approved and properly sized SMD fuse or properly sized
fuse resistors on both the 24 VDC and 5 VDC power supply
lines.
Value
±12 °C
± 0 °C
±6.7 °C
±40 µV
±40 µV