GE Login Configuration Level to the LM10, FIGURE A-1 Ladder Logic for Data Monitoring

CHAPTER A: LM10 AND GE FANUC 90-30 WITH DEVICENET™

FIGURE A–1: Ladder Logic for Data Monitoring

Login (Configuration Level) to the LM10:

The ladder logic for configuring (login, user level, and entry configuration mode) the LM10 using COMMREQ is shown below. The ladder logic is configured as follows:

•Rung 1 and 2 have a timer (thousands), as well as set and Reset coils, which toggles the T1 contact after the value in timer PV overflows. With the values indicated, the T1 contact will toggle every five (5) seconds.

•Rung 3 has a Block Move word, 3 blocks.

•Rung 4 has the COMMREQ ladder instruction.

Refer to DeviceNet Object Model Class 64 instance for additional details.

In the ladder shown. we are logging in, setting the user level, and entering the configuration mode of the LM10 relay set to MAC ID 9. Some key word settings to login to the LM10 from Slave 9 are shown below:

• Word 11: Slave MAC ID setting (for example, 9)

LM10 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL A–13