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Manual P5/EP5 23740/98.10
5. Connections
Air connections are tapped for 1/4" G or NPT male connectors and are
clearly marked. Gauge ports are for 1/8" G or NPT.
We recommend use of tape, Loctite®577 or similar user preferred for
sealing.
Electrical connection on I/P unit accepts 1/2" NPT or PG 13,5 (M20)
cable gland.
Port I Input instrument pneumatic signal 20-100kPa (3-15 psi)
Port S Supply air, maximum 1 MPa (150 psi) Minimum 0,15
MPa (21 psi) for EP5
Port C1, C2 Actuator connections (0,2-1 MPa). C2 opening port.
OUT Exhaust air port. Do not block! Exhaust filter optional.
Port Ip Gauge port for pneumatic input signal.
Port IEInput electric signal (4-20 mA) (On the I/P unit.)
Port P Gauge port for I/P unit output pressure ( On the I/P unit)
Ports Ip, P, S, C1 and C2 are sealed with
plugs. To install gauges, unscrew plugs
and replace with gauges.
We recommend use of tape, Loctite®577
or similar user preferred for sealing.
Port OUT is for venting the unit. All air
from the positioner, actuator and
I/Punitisventedtoatmospherethrough
this port. Donot blockthis port. A high
flow silencer or an exhaust pipe can be
connected to this port to prevent foreign
objects from entering and blocking the
unitsexhaust. Connectorinexhaustport
must not have less than 9 mm (3/8“)
orfice.
When using gases other than air for
supply – Please contact PMV.
On EP5 (P5 with I/P unit installed) I/P
unit is supplied with air from port S.
Port I is automaticly sealed off and
protected. No connection shall be made
tothisport. See pages 13and 14formore
information.
For single acting operation plug port C1
forincreasing signal toopen valve. Plug
C2fordecreasing(reverse)signaltoopen
valve.
