GEA T.VIS M-20 FDD, Инструкция по эксплуатации

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6.3.1 Control Top with 1 Solenoid Valve or Without Solenoid Valve
Fig.9
E1 Exhaust air of the main stroke Y1 (sound absorber)
Connection E1 must not be closed!
E2 Safety vent against excess pressure
Connection E2 must not be closed!
P Central air supply with integrated filter
N not used
Y1 Air connection for external main stroke connection
23 Plug
Control air pressure can be present at the plugs for the air
connections!
Before removing a sealing plug (23), make sure that the respective
air connection is pressure-free!
On the VARIVENT valve FDD, the main control air is supplied to the actuator via
a separate air connection on the control top through a hose.
6.4 Electrical connections
Danger
To satisfy the UL requirements, use a protective insulation power-limited
power supply according to UL/IEC 60950 or power limited according to
UL/IEC 61010-1 3cd cl. 9.4 or a Class II power supply according to NEC.
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Assembly and installation
Electrical connections
430BAL014475EN_2
03.09.2021 29