Features - Burkert TOP Control on/off 8631 Manuel D'utilisation

Top control on/off
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Features

Versions
for single and double-acting solenoid valves
Control valves
Solenoid valve working on the rocker principle
1 x 3/2-way control valve with single-acting valve actuators
2 x 3/2-way control valve with double-acting valve actuators
TOP Control on/off with EEx-i approval:
Pilot valve - solenoid valve with EEx-i approval (PTB 01 ATEX 2173)
Electrical interfaces
Cable bushings with screw terminals
Multipole circular plug connector, 12-pole
With bus control (AS interface), the 4-pole M12 circular plug connectors standardized for this purpose or
cable bushings with screw terminals are used.
TOP Control on/off with EEx-i approval:
Cable connector with screw terminals
Pneumatic interfaces
1/4''connectors in various threads (G, NPT, RC)
Housing
The housing of the TOP Control on/off is protected by a pressure relief valve from excessive internal
pressure, e.g. resulting from leaks.
TOP Control on/off with EEx-i approval:
Housing cover secured against unauthorised opening with a self-tapping screw.
Options
Position repeater and display
24 V device:
Inductive proximity switches (initiators)
Position repeat via binary outputs (make contacts)
24 V, 110 V or 230 V device:
Mechanical limit switches
Position repeat via binary outputs (make or break contacts)
Adjustment of the switching points on the position repeat switches is done during assembly of the TOP
Control on/off on the valve actuator.
TOP Control on/off with EEx-i approval:
Namur sensors with manufacturer´s declaration
The sensors can be changed by the operator via adjusting screws.
Intelligent communication circuit
AS interface / DeviceNET
Automatic reduction of the holding current for the control valves.
T
D
ECHNICAL
ATA
8631 - 11

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