Siemens S5-135U/155U appendix Switch Red LED Yellow LED Pushbutton Green LED

Models: S5-135U/155U

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Central Controllers and Expansion Units Power Supply Units

LEDs and Controls Apart from the jumpers, the LEDs and controls of the power supply unit are fitted on the front plate. The following figure shows their locations:

SIEMENS

AC line 50/60 Hz

Enable

Power supply

 

 

10

AC120V4,5A

 

 

 

 

9

AC230V2,6A

EN

UH

 

-3LF42

8

 

 

 

CAUTION!

Voltage

 

 

7

 

 

 

 

 

 

Disconnect

 

 

 

 

 

selector

 

 

6

 

 

before

 

Power

5

1

2

removing

 

 

6ES5955

213 4

3

 

 

 

 

 

 

 

power supply!

 

 

 

 

 

 

L1

N

 

 

I

 

 

 

 

 

4

5

I

 

 

 

 

 

 

 

 

 

 

 

Unlock

 

 

 

 

 

 

 

Fan 1

 

 

A B

Voltage Monitor

Fan

 

 

Input

 

 

Warning

Alarm

DC 24V Ext.

Fault

max. AC 250 V/ 3A

 

Voltagelow

Fan1 Fan2 Fan3

Alarm

 

 

 

 

 

+

±

 

 

 

6

7

8

9

10

11

12

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unlock

Fan2

D F

C E G

Battery

DC 5/15/24V

Internal

 

Warning

Output

DC 24V 2,8A

max. AC 250V/3A

 

Batt.+Fan

3V=40A 5Vo.k. 15Vo.k. 24Vo.k.

 

 

 

MB low

RB low

 

 

 

 

 

+

 

 

 

 

 

 

±

+

±

 

 

 

 

Reset

14

15

16

 

17

18

 

 

 

 

 

Unlock

 

 

 

 

Fan3/Res.Batt

 

 

 

 

.

 

 

 

I K M

H J L

Ext.Batt.

DC 4,5V

+

±

Batt. 3,6V/5Ah

Use battery holder C98100-A1155-B21 only!

Replace by trained personnel only!

The labelling and purpose of the LEDs and controls are given in the following table:

ID

Label

 

 

AVoltage selector 1)

BPower

CVoltage low

DFan 1

EFan 2

FFan 3

GAlarm

HMB low

IRB low

JReset Batt.+Fan

K5V o.k.

L15V o.k.

M24V o.k.

Element

Switch

Switch

Red LED

Red LED

Red LED

Red LED

Red LED

Yellow LED

Yellow LED

Pushbutton

Green LED

Green LED

Green LED

Purpose

Voltage selector switch: choice of 120 V or 230 V

Standby On/Off switch (not system On/Off switch)

Low voltage at load voltage monitor input

Failure of Fan 1

Failure of Fan 2

Failure of Fan 3

Indicates failure of at least two fans of insufficient air flow

Lithium battery/external battery voltage below preset limit (3V)

Rechargeable battery voltage below preset limit (3V)

Reset of LEDs D, E, F, G, H, I when fault cleared

Lights up to indicate output voltage within permissible range

Lights up to indicate output voltage within permissible range

Lights up to indicate output voltage within permissible range

1)Only on the 6ES5 955-3LC42 and 6ES5 955-3LF42

4-22

System Manual

C79000-G8576-C199-06

Page 88
Image 88
Siemens S5-135U/155U appendix Switch Red LED Yellow LED Pushbutton Green LED