Manual

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12-36 V DC
+ -
+-
1
3
2
V+
0 V DC
Power supply
Pulse input on external instrument
Terminal block of the 2508
Fig. 5: NPN wiring of the Hall version
Terminal block of the 2508
12-36 V DC
+-
1
3
2
V+
0 V DC
+-
Pulse input on external instrument
Power supply
Fig. 6: PNP wiring of the Hall version
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1: V+ (12-36 V DC)
2: NPN transistor output
3: 0 V DC
4: not connected
Fig. 7: Pin assignment of the fixed connector, Hall Low
Power version
+ -
IN
1
3
2
Remote transmitter
IN = pulse input on remote transmitter
Terminal block of the 2508
Fig. 8: NPN wiring of the Hall Low Power version
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8. MAINTENANCE
Safety instructions
danger
Risk of injury due to electrical voltage.
• Shut down and isolate the electrical power source
before carrying out work on the system.
• Observe all applicable accident protection and safety
regulations for electrical equipment.
Risk of injury due to high pressure in the installation.
• Stop the circulation of fluid, cut off the pressure
and drain the pipe before loosening the process
connections.
Risk of injury due to high fluid temperatures.
• Use safety gloves to handle the device.
• Stop the circulation of fluid and drain the pipes before
loosening the process connections.
• Keep all easily flammable material and fluid away from
the device.
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danger
Risk of injury due to the nature of the fluid.
• Respect the prevailing regulations on accident preven-
tion and safety relating to the use of aggressive fluids.
Warning
Risk of injury due to non-conforming maintenance.
• Maintenance must only be carried out by qualified and
skilled staff with the appropriate tools.
• Ensure that the restart of the installation is controlled
after any interventions.
Cleaning
note
The device may be damaged by the cleaning liquid.
• Clean the device with a cloth slightly dampened with
water or a cleaning liquid compatible with the materials
the device is made of.
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