QUICK REF. REMOTE I/O ADAPTER Owner manual

Remote I/O Adapter Module Quick Reference

To make 1794-ASB/C backwards compatible with 1794-ASB/B,

the highlighted switches must be in the ON position.

For more information, see publication 1794-5.46 for brief

information or publication 1794-6.5.9 for detailed information.

Quick Reference

87654321

Reserved

1794-ASB/B Settings 1794-ASB/C Settings

Hold Inputs

Last Chassis

Reply Delay

Communication Rate

Processor Restart Lockout

Hold Last State

Mode Switch 0

Rack Fault

Mode Switch 1

40867

S1 S2

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Quick Reference Remote I/O Adapter Module Quick Reference To make 1794-ASB/C backwards compatible with 1794-ASB/B, the highlighted switches must be in the ON position. ON 1794-ASB/B Settings 1 2 3 4 5 6 7 8 S2 1 2 3 4 5 6 7 8 S1 ON Reserved Hold Inputs Last Chassis Reply Delay Communication Rate Processor Restart Lockout Hold Last State 1794-ASB/C Settings Mode Switch 0 Rack Fault Mode Switch 1 40867 For more information, see publication 1794-5.46 for brief information or publication 1794-6.5.
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Differences Between 1794-ASB/B and 1794-ASB/C Series B Series C Processor Compatibility Can be used with PLC-2 processors. Cannot be used with PLC-2 processors Local Fault Indication Local Fault Indicator only. Module Removal and Insertion Under Power (RIUP) always enabled. With Rack Fault Select enabled, local fault indication sent to scanner, and local fault indicator lighted. With Rack Fault Select disabled, local fault indicator lights. No RIUP when Rack Fault Select is enabled.