Data Sheet

Bulletin 71.1:CS400
3


See Figure 3

Pressure Rating
(1)
See Table 1
Inlet Pressures
(1)
 175 psig / 12.1 bar
 See Table 2

(1)
25 psig / 1.7 bar
 5 psig / 0.34 bar
over set pressure
5.5 psig / 380 mbar
Outlet Pressure Ranges
(1)
3.5 in. w.c. to 5.5 psig / 9 to 380 mbar


See Table 4
See Figures 10 to 14 and
Tables 10, 13, 18, 23 and 28

C
g
= 67


See Tables 9, 11, 12, 14, 15, 16, 17, 19, 20, 21,
22, 24, 25, 26, 27, 29 through 43

See Tables 44 through 69


See Tables 70 and 71

See Table 2

See Table 2

(1)(2)

All Types: -4 to 150°F / -20 to 66°C

All Types: -20 to 150°F / -29 to 66°C

1 NPT

See Figures 15 and 16

3/4 NPT

1/4 NPT restricted to 0.054 in. / 1.37 mm
TM600 Series True-Monitor

(1)
Inlet Pressure Ratings
Maximum Operating: Up to 125 psig / 8.6 bar
Maximum Emergency: 175 psig / 12.1 bar

11 in. w.c. to 7.5 psig / 27 mbar to 0.52 bar

 290 psig / 20.0 bar

232 psig / 16.0 bar
Construction Materials

Body: Gray Cast Iron, Ductile Iron and Steel
Body O-ring: Nitrile (NBR)
Closing Cap: Aluminum
Adjusting Screw: Aluminum
Diaphragm Case and Spring Case: Aluminum
Diaphragm Plate: Zinc-plated Steel
Valve Stem: Aluminum
Orice: Aluminum
Pusher Post: Aluminum
Diaphragm and Disk: Nitrile (NBR)
Control Spring: Music Wire or Stainless steel
Relief Valve Spring: Stainless steel
Relief Valve Spring Retainer: Aluminum
Vent Screen: Stainless steel
Vent Retaining Ring: Zinc-plated steel
Lever Pin: Stainless steel
Spring Seat, Lever, Other Metal Parts: Steel

Diaphragm Case, Spring Case, Disk Housing,
Diaphragm Upper Retainer and
Valve Stem: Aluminum
Diaphragm Head: Zinc-plated steel
Diaphragm: Nitrile (NBR)
Disk holder and Disk Retainer: Brass
Disk/Seat Contact: Nitrile (NBR)
1. The pressure/temperature limits in this Bulletin or any applicable standard limitation should not be exceeded.
2. Product has passed Fisher
®
testing for lockup, relief start-to-discharge and reseal down to -40 degrees.
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