Siemens EF 837 Series Spécifications télécharger pdf (Page 43)

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Section 4 Operation

Hardware Indicators

AC 800M Controller (PM8xx)

Equipped with Control Software, the basic PM8xx/TP830 hardware units mounted

on the AC 800M hardware platform constitute an AC 800M Controller.

LED Indicators

See Figure 2, for description of placement.

Table 1. PM8xx - LED Indicators

Marking Color Function

F(ault) Red Normal state - OFF

Re-start (INIT) temporarily lit F(ault).

May also be operated by software program

R(un) R(un) Normal state - ON

Re-start (INIT) temporarily extinguishes R(un). At restart press the (INIT)

push button (3 sec. or more) until R(un) flashes.

May also be operated by software program.

P(ower) Green Normal state - ON

When lit, indicates that the CPU DC/DC converter is generating valid +5

V and +3.3 V DC supply voltages.

No software control.

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Siemens EF 837 Series Spécifications Page 43