Document reference MAVM600MK2MPS-QS/E QUICK START MANUAL
Edition 2 - February 2021 VM600
Mk2
machinery protection system (MPS)
4-3
MPC4
Mk2
module operating modes
MPC4
Mk2
+ IOC4
Mk2
MACHINERY PROTECTION AND CONDITION MONITORING
4.2 MPC4
Mk2
module operating modes
The MPC4
Mk2
module has a number of different operating modes, as shown in Figure 4-1.
Figure 4-1: MPC4
Mk2
operating modes
Power-up
mode
Operational
mode
Fail-safe
mode
Recovery
mode
Automatically entered
when diagnostics (BIST)
detects a problem
• Locked (safety/secure
operating mode) or
• Unlocked (maintenance
operating mode)
Includes power-on
self-test (POST)
Note:
The LOCK LED
indicates the Operational mode.
LOCK ●: Locked.
LOCK ●: Unlocked.
(After a successful POST,
the MPC4
Mk2
module
automatically enters the
Operational mode. But if the
POST is not successful, the
module enters the Fail-safe
mode.)
Allows operational
firmware to be updated
(and clears the modules
configuration)
Note
The DIAG/STATUS LED
indicates the Fail-safe mode.
DIAG/STATUS ●: fail-safe.
Note:
The DIAG/STATUS LED
indicates the Recovery mode.
DIAG/STATUS
○ or
● ○○● ○○● ○○●:
fail-safe.
Note: See Table 2-1 and Table 2-2 for more
detailed information on the MPC4
Mk2
module’s
LED indicators.
Note: A MPC4
Mk2
module
takes approximately
20 seconds to boot and
complete its power-on
self-test (POST).
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