Brand:EMERSON

Type:1C31222G01

Origin: the United States

Warranty: 365 days

Colour: new/used

Shipping method: Courier delivery

Spare parts spare parts, the main DCS control system of PLC system and the robot system spare parts,

Brand advantage: Allen Bradley, BentlyNevada, ABB, Emerson Ovation, Honeywell DCS, Rockwell ICS Triplex, FOXBORO, Schneider PLC, GE Fanuc, Motorola, HIMA, TRICONEX, Prosoft etc. Various kinds of imported industrial parts

The PM891 unit does not contain internal battery. Table 30. Internal / SB821/SB822 External Battery/– Fault-Finding Fault Possible Cause and Corrective Action B(attery) LED indicator on PM8xx processor unit is flashing Internal battery • Renew the PM8xx internal battery SB821: • Check external battery connections. If condition persists: • Renew the External battery, see SB821 External Battery Unit on page 195. SB822: • Check external battery connections. If Charge LED and or Power LED on SB822 are turned off: • Check 24V supply connections. If condition persists: • Renew the Li-Ion battery package, see SB822 Rechargeable External Battery Unit on page 197. The system time is incorrect following a power failure Renew the External Battery.

Possible Cause and Corrective Action Neither R(un) nor F(ault) LEDs are ON The CI851 board is in the process of being restarted or configured. Allow time for this to finalize. If the condition persists, and all other units on the CEX-Bus have non-illuminated LEDs: • Check that a valid HW configuration including the CI851 is downloaded to the controller. • Check the CEX-Bus fuse inside the PM8xx processor unit. • Initiate a reset signal (INIT) from the PM8xx processor unit. • Replace the CI851 unit. F(ault) LED is ON Check all cables and connectors for damage, loose or incorrect terminations. • Repair as necessary. R(un) LED is flashing Check that the relevant units are sending data. Check if the CI851 board is in the process of being restarted or configured. If so, allow time for this finalize. If the condition persists: • Halt the application program and initiate a restart. • Replace the CI851 board.