Watson McDaniel Steam Design Guide

PRODUCT CROSS REFERENCE (CONTINUED)

Pressure & Temperature Regulators

PILOT-OPERATED REGULATING VALVES Description Watson McDaniel

Spence Nicholson

Spirax Sarco

Fisher Controls

Armstrong

Hoffman

External Pilot-Operated Main Valve, Ductile Iron Pressure Pilot

HD

GP

E

25

2100

92

PP

GP-2000

D

P

SPS

92B

T124

Temperature Pilot

PT/PTU

OB-2000

T

STPA

T14 T14

Temperature Pilot w/ Dial

PTRP

Air Pilot

PA BP SP

GP-2000K GP-2000R GP-2000 OBK-2000

A

A

AP

Back Pressure Pilot

Q M

BP

Solenoid Pilot

E

Pneumatic Temperature Controller

PTL/PTR

T61/62/63/64

Differential Pressure Pilot

PDP

Type N

SELF-CONTAINED PRESSURE REDUCING VALVES Description Watson Armstrong

Spence Nicholson

Spirax Sarco

Hoffman

Watts

TLV

McDaniel

GD30

Cast Iron,

O-Series

D-50

BRV

754

152

Steam, Water & Air Service

GD6(N) GP-1000 GP-18/28

Ductile Iron, Piston Actuated

COSR

High-Capacity

402/403

ACOSR

Steam & Air Service

GP-1

Bronze & Cast Iron Water, Air & Oil Service

B-Series

GD-200

D-34

740

223

TEMPERATURE REGULATING VALVES Description Watson

Spence Nicholson

Trerice

Powers

Hoffman

McDaniel

Direct Acting, Heating

H175*

91000 91400 91000 91400

11

2000

1140

w/ Dial

H175T**

Reverse Acting, Cooling

C153*

11

2000

1140R

w/ Dial

C153T**

1140

Heating or Cooling,

W91

91000

11

2000

w/o Dial

1140R

1140

Heating or Cooling,

W94

91400

11

2000

w/ Dial

1140R

* Watson McDaniel Models 175 & 153 were upgraded to Model W91. ** Watson McDaniel Models 175T & 153T were upgraded to Model W94.

BACK PRESSURE / RELIEF VALVES Description Watson

Fisher Controls

McDaniel

Bronze & Cast Iron Water, Air & Oil Service Bronze

3040

98H

R-Series &

Water Service

10691

146

www.watsonmcdaniel.com •• Pottstown PA • USA • Tel: 610-495-5131

Made with FlippingBook - Online magazine maker