Tractel HF 32/2/A Operating And Maintenance Manual Download Page 3

MS 32/2/A R 03/03

3

INSTALLATION OF HF 32/2/A LOAD CELL

Components of the load cell

A- 2 m connecting cable
B- Flat washer.
C- Adjusting pin.
D- Locking ring. 
E- Load cell body.

Procedure for installing load cell

Essential condition : the hook of the lifting system should be free of any load.

- Position the adjusting pin as a function of the load range and wire rope diameter (see p. 4).
- Remove the tightening bracket (K).
- Position the load cell on the wire rope near the dead end/fixed point. The connecting cable
should be uppermost.
- Replace the tightening bracket (K) ensuring that it is correctly positioned depending on the
diameter of the wire rope. (See page 4) 
-Adjust the tightening screws (J) symetrically (+/- 0.5 kgm) to ensure that there is no risk of
moving the load cell out of line with the wire rope. Excessive tightening may break the
bracket.
- Operate the lifting system up to the upper limit switch and ensure that the sheaving or
bottom block does not foul the load cell. If this happens adjust the upper limit switch so that
there is an appropriate distance between the load cell and the bottom block. Also check that
when the bottom block  is in the upper position the load cell is not in contact with the
overhead crane.
-  Wire the connecting cable from the load cell t the control box. Ensure that the cable is
secured.

 F- Locking nut
 G- Tare screw.
 H-Traction part.
 I- Safety washer.
J- Tightening screw.

K-Tightening bracket.
L-Rubber compression pad.
M-Wire rope.
N- Fixing screws for circuit
breaker.(do not touch)

Fig. 1

A

B

C

D

E

H

F

G

I

J

K

L

M

N

Summary of Contents for HF 32/2/A

Page 1: ...MS 32 2 A R 03 03 1 HF 32 2 A Universal load cell Including wiring for 2 trip points equipment in accordance with CE directives Operating and maintenance manual ...

Page 2: ...eration Dynasafe equipment should only be carried out in accordance with the appropriate health and safety at work regulations 4 Never apply to the Dynasafe a load or an effort in excess of the working load limit and never use it for an operation for which it is not intended 5 TRACTEL S A S declines any responsibility for the consequences of dismantling or altering the machine by any unauthorized ...

Page 3: ...tening screws J symetrically 0 5 kgm to ensure that there is no risk of moving the load cell out of line with the wire rope Excessive tightening may break the bracket Operate the lifting system up to the upper limit switch and ensure that the sheaving or bottom block does not foul the load cell If this happens adjust the upper limit switch so that there is an appropriate distance between the load ...

Page 4: ...ecause you risk to destroy the transducer To select pin and bracket position load has priority over wire rope diameter Never remove the locking nut G because tare screw F could damage the microswitch For wire rope from 22 mm to 26 mm diameter and for loads ranging from 500 kg to 6000 kg For wire rope from 17 mm diameter and for loads ranging from 300 kg to 2300 kg For wire rope from 18 mm to 22 mm...

Page 5: ...ightening bracket depending on the diameter of the wire rope Fig 3 Rubber compression pad M6 screws 40 mm x2 M6 screws 50 mm x2 17 mm wire rope without the rubber compression pad M6 screws 40mm supplied 18 mm to 25 mm wire rope without the rubber compression pad M6 screws 50mm supplied ...

Page 6: ...lue permitted under the European directives If an overload situation is detected in the wire rope without lifting the loads the preadjustment of the load cell in the factory is too low for your lifting system Solution release the tare screw F see fig 4 one turn at a time and restart at the beginning of point 1 2 To adjust the safety trip point Use the tare screw F Warning incorrect adjustment may ...

Page 7: ...at washer C Adjust pin D Locking ring E Load cell body F Tare screw for trip point N 1 G Locking nut for trip N 1 F Tare screw for trip point N 2 G Locking nut for trip N 2 H Traction part I Safety washer J Tightening screw K Tightening bracket L Rubber compression pad M Wire rope N Fixing screws for circuit breaker S 1 S 2 Trip point 1 intermediary GREEN BROWN NC 4 A 220 Vac WHITE BROWN NO 4 A 22...

Page 8: ...MS 32 2 A R 03 03 8 NOTES ...

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