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Diagnostics I/O Module Diagnostics and I/O Calibration
42 900 Control Station User Guide Revision 9
May 2014
Item Status Possible Cause Controller Action What to do
Protocol Mismatch C70R only. The
firmware version in
the controller CPU is
not compatible with
the firmware version
in the I/O scanner
Controller continues to run
but is not able to access
the I/O on the associated
rack
Upgrade the firmware in the CPU
and/or scanner to be compatible
versions
I/O Module Diagnostics and I/O Calibration
Select a rack to see its I/O module diagnostics. For I/O Calibration, see page 159.
Table 20 I/O module diagnostics
Item Description
MODULE
Slot number in the rack.
PHYSICAL TYPE
NONE
AI UNIVERSAL 8-CHAN
AI LO-LEVEL 16-CHAN
AI HI-LEVEL 8-CHAN
AO CURRENT 4-CHAN
AO VOLTAGE 4-CHAN
DI DRY-CONTACT 16-CHAN
DI 120/240 VAC 16-CHAN
DI 24 VDC 16-CHAN
DO LO-CURRENT RLY 8-CHAN
DO HI-CURRENT RLY 4-CHAN
DO 120/240 VAC 8-CHAN
DO 24 VDC 16-CHAN
AI HI-LEVEL 16-CHAN
DI 24 VDC 32-CHAN
DO 24 VDC 32-CHAN
PULSE/FREQ/QUAD 4-CHAN
HIGH LEVEL AO 8 CHANNEL
HIGH LEVEL AO 16 CHANNEL
CONFIGURED AS
Analog Input, Analog Output, Digital Input, Digital Output, Pulse Frequency
Quadrature
ERROR STATUS
See Table 22.
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