Littelfuse M4200 Series User Manual

M4200 series, Engine control, Alarm monitoring

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Engine Control

© 2013 Littelfuse Protection Relays & Controls

Alarm Monitoring

M4200 SerieS

Alarm Monitor

www.littelfuse.com/m4200

Monitoring

Ordering nuMber

cOntrOl pOwer

M4200.0010

24 Vdc

Description

The M4200 Alarm Monitor provides a cost effective solution,

with the possibility of monitoring eight individual sensors.

The inputs can accept NO or NC contacts. Each input can

be programmed to control both of the two alarm relays for

group alarm outputs. All inputs will, in default mode, activate

the alarm relay and the siren relay. The delays for the inputs

can be individually selected between 25 milliseconds and

999 seconds.
Cable monitoring provides extra security to the alarm

system. It is possible to adjust the brightness and color of

the LEDs. Configuration can be done either by dip switches

on the back of the unit or by PC.

Ordering Information

Simplified Circuit Diagram

FeatureS

beneFitS

Programmable LED color

change

Flexible adjustment according to

application

Cable monitoring on

sensor inputs

Health monitoring of the inputs with an

alarm in case a sensor is lost

Compact dimensions

Fits limited spaces

N-G continuity alarm

Easy configuration of group and individual

alarms

Special indication of cable

break or short circuit

Sensor monitoring included

Features & Benefits

Specifications

Voltage Supply

8.4-60 Vdc; 8.4-50 Vac

Power Consumption

Max. 180 mA

Ambient Temp.

–15°C to +70°C

Relay Output

(Load Capacity)

Max. 250 Vac/6 A

Open Collector Outputs Max. 60 Vdc/700 mA per output
Min. Input Delay

25 ms

Resistance in

Sensing Cable 1000

Ω (full length)

Burn-in

50 hours before final test

Maritime Application IEC 60945
Industrial Application EN 61000-4-3, EN 61000-4-4, EN 61000-4-5,

EN 61000-4-6

Weight

0.222 kg

Dimensions

H 96 mm (3.8”); W 96 mm (3.8”); D 20 mm (0.8”)

Panel Cut-out

H 92 mm (3.6”); W 92 mm (3.6”)

Protection Degree

at Front

IP54

19

22

8

24

23

26

27
28
29

30
31
32
33
34
35

11

12

9

10

13

14
15

1

+

+

TEST
BLOCK 1

BLOCK 2
GND

GND

+REF OUT

M4200

(Alarm Monitor)

SUPPLY

SIREN

POWER

SYNC

SIREN

ALARM2

ALARM1

OPEN

COLLECTOR

OUTPUTS

ALARM

INPUT

CONTACTS

RESET

Rev: 4-A-050313

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