background image

LTPF

P.  / 3

EM-3359 Rev.2

POWER FACTOR TRANSDUCER

MODEL

LTPF

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 ......................................................... (1)

 MODEL NO.

Confirm  Model  No.  marking  on  the  product  to  be  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

 CONFORMITY WITH EC DIRECTIVES

• This  equipment  is  suitable  for  use  in  Pollution  Degree 

2 environment and in Installation Category II, with the 
maximum operating voltage 550V for input to output or 
power, and 300V for output to power.

  Prior to installation, check that the insulation class of this 

unit satisfies the system requirements.

• 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  requirements.    Failure  to  observe  these  re-
quirements may invalidate the CE conformance.

 POWER INPUT RATING & OPERATIONAL RANGE

• Locate the power input rating marked on the product and 

confirm its operational range as indicated below:

  100 – 120V AC rating: 85 – 132V, 47 – 66 Hz, approx. 2VA
  200 – 240V AC rating: 170 – 264V, 47 – 66 Hz, approx. 2VA
  24V, 48V DC rating: Rating ±10%, approx. 2W
  110V DC rating: 85 – 150V, approx. 2W

 GENERAL PRECAUTIONS

• Before you remove or mount the unit, 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 -10 to +55°C     

(14 to 131°F) with relative humidity within 30 to 85% 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

 DIN RAIL MOUNTING

Set the unit so that its DIN rail adaptor is at the bottom.  
Position the upper hook at the rear side of the unit on the 
DIN rail and push in the lower.  When removing the unit, 
push  down  the  DIN  rail  adaptor  utilizing  a  minus  screw-
driver and pull.

 WALL MOUNTING

Refer to “EXTERNAL DIMENSIONS.”

Span Adjustment

Zero Adjustment

Connection
Diagram

Body

Specifications

DIN Rail

35mm wide

Spring Loaded

DIN Rail Adaptor

Rugghölzli 2
CH - 5453 Busslingen

Tel. +41 (0)56 222 38 18

Fax +41 (0)56 222 10 12

[email protected]

www.sentronic.com

Produkte, Support und Service

SENTRONIC

AG

Отзывы: