Festo VTSA-F-CB Manual page 22

Product overview
Variants of the reversible pressure regulator plates
ID code Circuit symbol
Pressure regulator plate for port (2), reversible (B-regulator)
ZL, ZLY
ZN, ZNY
Pressure regulator plate for port (4), reversible (A-regulator)
ZK
ZM
Pressure regulator plate for ports (2) and (4), reversible (AB-regulator)
ZE, ZEY
ZI, ZIY
Tab. 17: Variants of the reversible pressure regulator plates
Reversible pressure regulators cannot be combined with the following valves:
• 2x 3/2-way valves (ID code H, QH, K, QK, N, QN)
These valves require operating pressure in duct (1) for pneumatic spring return.
22
Description
– Reversible valves required
– The pressure regulator can be adjusted
in any state.
– Reversible pressure regulator for port
(4)
– reversible valves required
– Regulates the pressure upstream of the
directional solenoid valve
– The operating pressure is diverted from
duct (1) to ducts (3) and (5).
– The exhaust air is diverted from
ducts (3) and (5) to duct (1).
– The pressure regulator can be adjusted
in any state.
Control
range [bar]
£ 10
£ 6
£ 10
£ 6
£ 10
£ 6
Festo — VTSA-F-CB — 2021-06a