Spectrum Controls SLC 500, User Manual

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1-4 Chapter 1: Module Overview
User’s Manual Pub. 0300181-07 Rev. A
Specification Description
Accuracy:
Count mode
Rate (Instant)
Rate (Average)
± 1 Count
± 1% at 50 kHz, .001% at 1 Hz
± 1 Hz
Maximum Count Value Low Range -32,768 to +32,767
High Range -8,388,608 to +8,388,607
Fault detection Over and under range status bits, for all modes.
Data Format:
Counter mode
Rate mode
Max Binary Value: -8,388,608 to +8,388,607
Max Binary Value: -32,768 to +32,767
Isolation:
Channel to Rack
Channel to Channel
1000 VDC Continuous Optical and magnetic
0 VDC
Input Protection Maximum input voltage ±100 VDC, 150 VAC peak-to-peak
Maximum input current ±5 mA at 100 VDC
Power Requirements: CTR4 CTR8
Internal rack +5 V 17 5mA 225 mA
Internal rack +24 V 75 mA 125 mA
Table 1-2 Physical Specifications
Specification Description
LED Indicators
Module Status The Module Status LED indicates the status of the power up self-test.
The LED is on when the module is ready. Any self -test error is
indicated with a blink code.
Channel Status CTR4 - 4 Green LEDs
CTR8 - 8 Green LEDs
The 8 Channel LEDs indicate that a channel is enabled.
Terminal Block 24-pin removable connector.
Wire Size One 12 AWG to 28 AWG wire
Torque 0.5 Nm, (4.5 lb.-in)
Table 1-3 Environmental Specifications
Specification Description
Operating Temperature -0 ºC to 60 ºC (32 ºF to 140 ºF)
Storage/Non-Operating
Temperature
-40 ºC to 85 ºC (-40 ºF to 185 ºF)
Operating Humidity 5% to 95%, non-condensing