ABB TZID Operating Instructions Manual page 22

Electro-pneumatic positioner
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The connections have to be arranged, according to their marks, in the following way:
Mark
SUP/ZUL. IN
Y1/OUT1
Y2/OUT2
For double-acting actuators, connect the Y2/OUT2 output with the actuator chamber that
provides for the same action as the return spring of single-acting actuators.
A pressure gauge block is available for indicating the supply air pressure and output
pressure. Fasten the pressure gauge block to the side of the TZID positioner. Make sure
that the O-ring seals are positioned properly to ensure tight fitting.
An optional filter regultor can be attached to the pressure gauge block, When attaching
the filter regulator, make sure that the regulator housing is oriented vertically to ensure
that condensed water is drained off. Set the supply air pressure to a maximum value of
16 bar using the ajdustment spindle.
Fig. 17
TZID with pressure gauge block and filter regulator
22
Connection piping
Air supply, pressure 1.4...6 bar (20...90 psi)
Output pressure to actuator
Output pressure, to actuator (second output, for double-acting
actuators)
Pressure gauge block
Pressure gauge block
with pressure gauge, diam. 40
with pressure gauge, diam. 40
Electro-pneumatic positioner TZID
Adjusting spindle
Adjusting spindle
Filter regulator
Filter regulator
Drain plug
Drain plug
42/18-54 EN

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