IMO i3A12X/10A01-SOO, User Manual

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Appendix B:
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Register Types
Type Description and example of use Format Retentive #Available
%I Discrete Inputs from the field; prox sensors,
panel buttons, etc BOOL YES 2048
%Q Discrete Outputs to the field; relays, indicator
lamps, etc. BOOL NO 2048
%AI Analog Inputs from the field; Thermocouples,
4-20mA inputs WORD YES 512
%AQ Analog Outputs to the field; 0-10VDC or 4-
20mA outputs WORD NO 512
%IG Global Discrete Inputs from the CAN; in from
other OCS BOOL YES 64 per node
%QG Global Discrete Outputs to the CAN; out to
other OCS BOOL NO 64 per node
%AIG Global Analog Inputs from the CAN; in from
other OCS WORD YES 32 per node
%AQG Global Analog Outputs to the CAN; out to
other OCS WORD NO 32 per node
%T Internal Temporary bits, use for contacts and
coils BOOL NO 2048
%M Internal Temporary bits, use for contacts and
coils BOOL YES 2048
%R Internal Registers, use for Timers and
Counters and other data WORD YES 2048-9999
%K Keypad bits, reflect Function Key status BOOL NO 5-12
%D Display bits, control screens or indicate
screen on/off BOOL NO 200-1023
%S Internal System Bits (See System Registers) BOOL --- ---
%SR Internal System Registers (See System
Registers) WORD --- ---
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Information in this document is subject to change without notice.
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