Emerson Fisher C1 Instruction Manual page 45

Instruction Manual
D103292X012
Figure 23. Typical Reverse Acting Fisher C1 Proportional-Plus-Reset Assembly (continued)
(Refer to figure 26 for the Front View of the Case & Cover Assembly)
NOTES:
ARROW DOWN—RELIEVES ON DECREASING OUTPUT (OUTPUT @ SUPPLY DURING SHUTDOWN)
1
ARROW UP—RELIEVES ON INCREASING OUTPUT (OUTPUT @ ZERO DURING SHUTDOWN)
2
KEYS 80, 81, AND 82 ARE NOT SHOWN
GE31718-A
E1072
Key Description
58 Knob, PPS (polyphenylene sulfide)
59 Knob Spring, steel/zinc pl
60 Washer, G10100 carbon steel, zinc pl
61 Machine Screw, steel pl
(1)
62 Washer , brass/zinc pl (2 req'd)
63 Gain Adj Bar, A03600
64 Washer, 18-8 SST
65 Spring Adjustor, 18-8 SST
66 Travel Stop Assembly, SST
Use w/optional Bourdon tube travel stop
67* Inner Flexure, S30200
68* Outer Flexure, S30200
69 Indicator Scale, aluminum
70 Bias Spring, SST
*Recommended spare parts
1. This part is included in the Controller Repair Kit.
3. If ordering the bellows (key 71) to change the range of a gauge pressure controller,
also order the appropriate bellows spring (key 80). Also order keys 101, 102, and 103
if you do not have them.
SPRING-OUT CLEANING WIRE
RELAY ASSEMBLY
PROPORTIONAL-PLUS-RESET CONTROLLER WITH
DIFFERENTIAL RELIEF VALVE ASSEMBLY FOR ANTI-RESET WINDUP
C1 Controllers and Transmitters
Key Description
71* Gauge Pressure Bellows (input)
Brass
0-150 mbar (0-60 inches wc) positive, 0-150 mbar
(6-60 inches wc) vacuum, and 75-0-75 mbar
(30-0-30 inches wc) compound
0-250 mbar (0-100 inches wc) positive
0-0.35 mbar (0-5 psig) positive and for
0-350 mbar (0-10 inches Hg) vacuum
0-0.5 bar (0-7.5 psig) positive
0-0.7 bar (0-10 psig) positive
0-1.0 bar (0-15 psig) positive, 0-1.0 bar
(0-30 inches Hg) vacuum, and 500-0-500 mbar
(15-0-7.5 psig) compound
0-1.4 bar (0-20 psig) positive
0-2.0 bar (0-30 psig) positive and 1.0-0-1.0 bar
(30-0-15 psig) compound
Stainless steel,
0-1.0 bar (0-15 psig) positive, 0-1.0 bar
(0-30 inches Hg) vacuum, and 500-0-500 mbar
(15-0-7.5 psig) compound
0-2.0 bar (0-30 psig) positive, 1.0-0-1.0 bar
(30-0-15 psig) compound
March 2017
2
1
(3)
45