Phoenix Contact SCK-M-U-1500V Handleiding (128 Pagina's)

Handleiding

SOLARCHECK family

74

PHOENIX CONTACT 105608_en_02

10.1 Diagnostics and error removal

Table 10-2 Scenario 1: SCK-C-MODBUS

Device/error description Status register LED indicator

SCK-C-MODBUS (2901674)

There is no data from one or more

connected measuring modules.

Entry “1” in bit 4 of the low

byte (0001 0000)

POWER LED:

flashing (1.4 Hz)

Cause

Short circuit on the SCK bus connection.

Measures

1. Locate the short circuit: disconnect all measuring modules from the communication

module one at a time until the affected cable is found.

2. Check the affected cable and remove the short circuit.

3. After removing the error cause, test the function of the modules. The short-circuit

message should no longer be present in the status register.

4. If the message is still present:

a) The short circuit has not been removed completely  see item 1 or

b) Internal components have been damaged by the short circuit (high currents pos-

sible) In this case, replace the communication module.

Table 10-3 Scenario 2: SCK-C-MODBUS

Device/error description Status register LED indicator

SCK-C-MODBUS (2901674)

There is no data from one or more

connected measuring modules.

Entry “1” in bit 5 of the

low byte (0010 0000)

POWER LED:

permanently ON

Cause

There is no connection to the measuring module at the affected input.

Measures

1. Check the affected cable.

2. Check whether the SCK BUS plug of the affected measuring module is connected

correctly.

3. Correct the connection, if necessary.

4. After removing the error cause, test the function of the affected modules.

5. If the message is still present:

a) The connection is still faulty  see item 1 or

b) Internal components have been damaged In this case, replace the communication

module.

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