Section 1.5 System Overview - Spectrum Controls Micro800 2085-IF16C-SC User Manual

Section 1.5
System
Overview
Status
Indicator
Backplane
Communication
Backplane
ASIC
5V DC
(used by backplane
circuitry)
24V DC
Indicator State
Off
Solid
Green
Module OK
LED Status
Blinking
Green
The 2085-IT8/IT16-SC module is expected to operate indefinitely. It does not
require periodic maintenance or calibration. The module communicates to the
controller through the bus interface. The module also receives 5 VDC and 24
VDC through the bus interface.
Block diagram:
50VAC
Working
Reinforced
Isolation
Isolator
Isolated
DC-DC
Converter
Chapter 1: Module Overview
Table 1-4 LED Status Indicators
Description
No power applied to device, or the module may have
failed to pass its self-test.
RUN mode. Module has power and passed self-test.
No action is required.
LED blink status:
1. Internal use only.
2. Internal use only.
3: Internal use only.
4: Internal use only.
5: Indicates ADC communication error.
6: Indicates Watchdog reset.
A/D
A/D
Converter
Processor
A/D
Converter
User's Manual Pub. 0300322-01 Rev. B
RTB pins
CJC1+
CJC1-
Signal
CJC2+
Conditioning
CJC2-
8-Input
Inx+
Channels
Inx-
ESD
.
Protection,
.
Channel
.
Multiplexing,
x8
& Signal
channels
Conditioning
8-Input
Inx+
Channels
Inx-
ESD
.
Protection,
Installed on
.
Channel
IT16 only
.
Multiplexing,
x8
& Signal
channels
Conditioning
1-9