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A
B
Mounting
Clamp
1/8-27 NPTM
Connection
®
Contact Wiring (SWICHGAGE
models only)
• 20PWC Series: #6 one-point terminal block
• 25PWC Series: 18 AWG x 12 in.
2
(1.0 mm
x 305 mm)
• A25PWC Series: #6 terminal block
To order, use the diagram below. NOTE: List options in ascending alphabetical order (A-Z). Example: 20PWC-H-10.
Base Model
20PWC
20PWCG
(Gage-only, no contacts)
25PWC*
25PWCG
(Gage-only, no contacts)
A25PWC*
A25PWCG
(Gage-only, no contacts)
*
25 Series and A25 Series available in 0-30 in.
(0-76 cm) and 0-50 (0-127 cm) ranges only.
In order to consistently bring you the highest quality, full featured products, we reserve the right to change our specifications and designs at any time.
FRANK W.
Since 1939
Frank W. Murphy Manufacturer
P.O. Box 470248; Tulsa, Oklahoma 74147; USA
tel. (918) 627-3550 fax (918) 664-6146
e-mail fwmurphy@ionet.net
Frank W. Murphy Southern Division
P.O. Box 1819; Rosenberg, Texas 77471; USA
tel. (281) 342-0297 fax (281) 341-6006
e-mail murphysd@intertex.net
Printed in U.S.A.
Dimensions
Pointer
C
Contact
Limit Switch
Contact
20PWC Series
A
2-7/32 (56)
B
1-5/16 (33)
C
2-15/64 (57)
D
2-1/16 (52)
NOTE: Dimensions are in inches and (millimeters).
*
*
Options
B1 = Black bezel; low profile
B2 = Bezel; raised profile (was "HP")
B3 = Black bezel; raised profile (was "HBB")
EX = Explosion-proof
EL = Explosion-proof, less case
H = High contact only (as optional)
†
Options not available on all models or configurations.
Frank W. Murphy, Ltd.
®
Church Rd.; Laverstock, Salisbury SP1 1QZ; U.K.
tel. +44 1722 410055 fax +44 1722 410088 tlx 477088
MFR.
e-mail sales@fwmurphy.co.uk
Frank W. Murphy Pte., Ltd.
26 Siglap Drive; Republic of Singapore 456153
tel. +65 241-3166 fax +65 241-8382
e-mail fwmsales@fwmurphy.com.sg
Murphek Pty., Ltd.
1620 Hume Highway; Campbellfield, Vic 3061; Australia
tel. +61 3 9358-5555 fax +61 3 9358-5558
Mounting Hole
D
1/16 Hex for Limit Switch
Contact Adjustment
25PWC Series
A25PWC Series
2-1/8 (54)
1-51/64 (46)
1-3/8 (35)
1-27/64 (36)
3-1/8 (79)
2-29/32 (74)
2-11/16 (68)
2-11/16 (68)
How to Order
_____ – _____ – _____
†
Internal Wiring
Contact Rating: 2 Amps @ 30 VAC/DC.
20PWC and 25PWC are case ground.
A25PWC is isolated ground.
Range
4 = 0-4 in. (0-10 cm)
10 = 0-10 in. (0-25 cm)
20 = 0-20 in. (0-51 cm)
30 = 0-30 in. (0-76 cm)
50 = 0-50 in. (0-127 cm)
HL = High and low contacts (as optional)
I = Illumination
J = Screwdriver adjustable face contact
K = Knob adjusting face contact
RP = Red tipped pointer
TP = Tamperproof contact
Murphy de México, S.A. de C.V.
Blvd. Antonio Rocha Cordero 300, Fracción del Aguaje
San Luis Potosí, S.L.P.; México 78384
tel. +52-48-206264 fax +52-48-206336
e-mail murmexsl@infosel.net.mx
Murphy Switch of California
P.O. Box 900788; Palmdale, California 93590; USA
tel. (805) 272-4700 fax (805) 947-7570
e-mail sales@murphyswitch.com
Frank W. Murphy France
tel. +33 1 30 762626 fax +33 1 30 763989
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