Prohibition Of Use; Overload Indication; Commissioning; Inserting The Batteries - Tractel dynafor LLZ2 Serie Manual De Empleo Y De Mantenimiento

6�4� Prohibition of use
IT IS FORBIDDEN:
• To use the dynafor™LLZ2 in a lift line for people without having run a specific risk analysis.
• To modify the device body by machining, drilling or other methods.
• To use the dynafor™ beyond their MWC.
• To carry out arc welding with the dynamometer in the earth circuit.
• To disassemble or open the sensor.
• To use the device for operations other than those described in this manual.
• To use the sensor if there is danger of being subjected to loads in compression, bending or twisting.
• To use the sensor in a highly corrosive environment.
• To use the sensor out of the temperature range of -20°C to 50°C.
• To use the sensor if it has been subject to a load greater than 110% of the MWC.
7� OVERLOAD INDICATION
In case of overload it is imperative to completely release the stress on the sensor
and check the reset of the device.
If the device indicates a stress value when it is unsolicited, it has undergone a
"DANGER":
permanent deformation. In this case, it is imperative to check the device by the
manufacturer before further use.
8� COMMISSIONING
8�1� Inserting the batteries.
2 × 1.5 V "AAA" were installed at the factory.
Remove the insulating tab protruding from the battery compartment to activate them.
For future replacement of the batteries, refer to Chapter 10�
8�2� Turning on the device
See Figure 7
Description
Item
Digit check
A
Capacity
B
Version of the program
C
D Date of last calibration (mm.yy)
Current measurement
E
8�3� Automatic reset
At the start of dynafor™ LLZ2, the display will show "0" as long as the force measured is less than 10% of the MWC
of the device.
When the load applied to the sensor exceeds the maximum capacity of 10%
of device (e.g. a 1 t loaded at 1.1 t) the display unit indicates an overload
status message "– HI –" as shown opposite.
GB
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