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AS4M

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EM-1605 Rev.11

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

Phone: +81(6)6659-8201   Fax: +81(6)6659-8510   E-mail: [email protected]

POTENTIOMETER ALARM

(dual or quad alarm trip; field-configurable)

MODEL

AS4M

INSTRUCTION MANUAL

BEFORE USE ....

Thank you for choosing M-System.  Before use, please check 
contents of the package you received as outlined below.
If you have any problems or questions with the product, 
please contact M-System’s Sales Office or representatives.

 PACKAGE INCLUDES:

  Signal conditioner (body + base socket) ...................... (1)

 MODEL NO.

Confirm that the model number described on the product is 
exactly what you ordered.

 INSTRUCTION MANUAL

This manual describes necessary points of caution when 
you use this product, including installation, connection and 
basic maintenance procedures.

POINTS OF CAUTION

 INSULATION CLASS

• This  unit  is  provided  with  the  class  of  basic  insulation.  

Prior to installation, check that the insulation class of this 
unit satisfies the system requirements.

 CONFORMITY WITH LOW VOLTAGE DIRECTIVE OR UL

• This equipment is suitable for use in a Pollution Degree 

2 environment and in Installation Category II, with the 
maximum operating voltage of 300V.

  Basic insulation is maintained between signal input, out-

put and power input.  Prior to installation, check that the 
insulation class of this unit satisfies the system require-
ments.

• Altitude up to 2000 meters
• The equipment must be mounted inside a panel.
• The  equipment  must  be  installed  such  that  appropriate 

clearance and creepage distances are maintained to con-
form to CE/UL requirements.  Failure to observe these re-
quirements may invalidate the CE/UL conformance.

 CONFORMITY WITH EMC DIRECTIVE

• Insert a noise filter for the power source connected to the 

unit.  Densei-Lambda Noise Filter Model MZS-1206-33 or 

equivalent is recommended.

• 

The actual installation environments such as panel con-
figurations, connected devices, connected wires, may affect 
the protection level of this unit when it is integrated in 
a panel system.  The user may have to review the CE re-
quirements in regard to the whole system and employ ad-
ditional protective measures to ensure the CE conformity.

 POWER INPUT RATING & OPERATIONAL RANGE

• Locate the power input rating marked on the product and 

confirm its operational range as indicated below:

  100 – 240V AC rating: 85 – 264V, 47 – 66 Hz, approx. 6VA 

(100 – 240V ±10% for UL)

  24V DC rating: 24V ±10%, approx. 3.5W

 

110V DC rating: 85 – 150V, approx. 3.5W (110V ±10% for UL)

 GENERAL PRECAUTIONS

• Before you remove the unit from its base socket or mount 

it, turn off the power supply and input signal for safety.

 ENVIRONMENT

• Indoor use
• When heavy dust or metal particles are present in the air, 

install the unit inside proper housing with sufficient ven-
tilation.

• Do not install the unit where it is subjected to continuous 

vibration.  Do not subject the unit to physical impact.

• Environmental temperature must be within -5 to +55°C     

(23 to 131°F) with relative humidity within 30 to 90% RH 

in order to ensure adequate life span and operation.

 WIRING

• Do  not  install  cables  (power  supply,  input  and  output) 

close to noise sources (relay drive cable, high frequency 
line, etc.).

• Do  not  bind  these  cables  together  with  those  in  which 

noises are present.  Do not install them in the same duct.

 AND ....

• The unit is designed to function as soon as power is sup

-

plied, however, a warm up for 10 minutes is required for 
satisfying complete performance described in the data 
sheet.

COMPONENT IDENTIFICATION

INSTALLATION

Detach the yellow clamps located at the top and bottom of 

the unit to separate the body from the base socket.

 DIN RAIL MOUNTING

Set the base socket so that its 

DIN rail adaptor is at the bot

-

tom.  Position the upper hook 
at the rear side of base socket 

on  the  DIN  rail  and  push  in 
the lower.  When removing the 
socket,  push  down  the  DIN 
rail adaptor utilizing a minus 

screwdriver and pull.

 WALL MOUNTING

Refer  to  “EXTERNAL  DI

-

MENSIONS.”

Body

Specifications

Base Socket

Connection Diagram

Clamp

(top & bottom)

DIN Rail

35mm wide

Spring Loaded

DIN Rail Adaptor

Shape and size of the base socket 
are slightly different with various 
socket types.

Summary of Contents for AS4M

Page 1: ...level of this unit when it is integrated in a panel system The user may have to review the CE re quirements in regard to the whole system and employ ad ditional protective measures to ensure the CE conformity POWER INPUT RATING OPERATIONAL RANGE Locate the power input rating marked on the product and confirm its operational range as indicated below 100 240V AC rating 85 264V 47 66 Hz approx 6VA 10...

Page 2: ...01 0 1 2 Modification code 0 Data indication only 1 Only ITEM L1 L4 are modifiable 2 All parameters are modifiable 1 02 N A 0 Status indication 0 is normally indicated 0 Normal 1 Memory error 10 Out of input range 15 115 03 N A 5 Input type 5 Potentiometer 04 N A 15 0 115 0 Input indicated in as set in ITEM27 28 05 06 2 2 19 99 99 99 0 000 9 999 Zero adjustment fine adj of the value set in ITEM 27...

Page 3: ... 100 input 4 Alarm operations Check the alarm operations referring to the figure below 5 Output load Check that the output load is 380V AC 120VA or 125V DC 30W 380V AC 600VA or 125V DC 150W for dual alarm Output Code 5 at the maxi mum For maximum relay life with inductive load ex ternal protection is recommended 0 50 100 Input LL L HH H L2 1 2 ON L3 1 3 ON L4 9 11 ON OFF OFF L1 9 10 ON OFF OFF Ala...

Page 4: ...igher than the set point and check that the relay trips at the L or LL setpoint within the setpoint accuracy described in the data sheet When the setpoints are shifted please contact M System s Sales Office or representatives LIGHTNING SURGE PROTECTION In order to protect the unit from lightning surges entering through power supply cables use of appropriate lightning surge protectors are recommend...

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