Operation; Checking The Location; Checking The Weighing Platform - Mettler Toledo PUA Serie Manual Del Usuario

Mechanic assessment of
weighing platforms Category 2 /
Category 3
Category 3 Load cells /
scale interfaces
Category 2 Load cells /
scale interfaces
0.000 kg
10.520 kg
0.000 kg
30290730C PUA-series
Type approval documents for use in hazardous areas
PUA579(x)
PUA579(x)mobile
Load cell 0745A
Used until June 2019: System solution Analog Ex2
System component Analog Ex2
Used as from March 2019: AJB579xx-a
Load cell 0745A
Used until June 2019: System solution Analog Ex1
Used as from March 2019: AJB579x-a

3 Operation

3.1 Checking the location

The correct location is crucial for the accuracy of the weighing results.
1. Ensure that the location of the weighing platform is stable, vibration-free and horizontal.
2. Observe the following environmental conditions:
– No direct sunlight
– No strong drafts
– No excessive temperature fluctuations

3.2 Checking the weighing platform

Function check
Before starting a weighing series, perform a function check of the weighing platform and
the connected weighing terminal.
1. Make sure that the lifting device is closed and locked correctly.
2. Make sure that the weighing platform is connected to a weighing terminal and that the
weighing terminal is switched on.
3. Make sure that the weighing platform is unloaded and the display of weighing terminal
shows 0.
4. Load the weighing platform.
The display must show a value different from 0.
5. Unload the weighing platform.
The display must return to 0.
BVS 05 ATEX H/B 116
KEMA 03ATEX1070
BVS 08 ATEX E 063
BVS 18 ATEX E 008
KEMA 03ATEX1069
BVS 04 ATEX E 221
BVS 18 ATEX E 007
7
Operation