Instruction Manual
D103292X012
C1 Controllers and Transmitters
March 2017
44
Figure 23. Typical Reverse Acting Fisher C1 Proportional-Plus-Reset Assembly
(Refer to figure 26 for the Front View of the Case & Cover Assembly)
NOTE:
KEYS 11, 21, 22, 29 ARE NOT SHOWN
GE28281-B
E1071
RELAY ASSEMBLY
SUBASSEMBLY (KEY NOS.
SHOWN IN FIGURE 24 OR 25)
PROPORTIONAL-PLUS-RESET CONTROLLER
WITHOUT ANTI-RESET WINDUP
SPRING-OUT CLEANING WIRE
Key Description
23* Control Tubing Assembly, SST/vinyl
used with NACE compliant Bourdon tube
24* Relay Tubing Assembly, 304 SST
25* Compensator Tubing, 304 SST
26* Reset Tubing, 304 SST
27* Compensator Tubing, 304 SST (2 req'd)
28 Vent Ass'y
29 Machine Screw
(2)
, 18-8 SST (not shown) (2 req'd)
30 NPT Adaptor, aluminum
31* Link bearing
(1)
, S41600
Bourdon tube instruments only (2 req'd)
32 Rotary Spring, S30400
33 Bellows Stud, brass (not shown)
34 Spacer
35 Pressure Set Arm, G10080 carbon steel, zinc pl
36 Calibration Adjuster
37 Reversing Block
(1)
, Z33520 zinc die casting
38 Sleeve
(1)
, POM (polyoxymethylene)
Key Description
39 Beam, G10080 carbon steel, zinc pl
40 Flapper
(1)
, S30100 SST
41 Machine Screw, steel pl (4 req'd)
42 Flexure Strip, S30200
43 Flexure Strip Washer, G10200 carbon steel (2 req'd)
44 Washer, 18-8 SST (2 req'd)
45 Washer, steel pl (2 req'd)
46 Machine Screw
(1)
, steel pl
47 Machine Screw, steel pl (4 req'd)
48 Machine Screw, 18-8 SST (2 req'd)
49 Sealing Screw
(1)
, SST
50 Reversing Block Screw
(1)
, SST
51 Cap Screw, 18-8 SST (8 req'd)
52* Reversing Bellows Ass'y, SST (2 req'd)
53 Bellows Screw, 18-8 SST (2 req'd)
54* Nozzle
(1)
, SST
55 Machine Screw, steel pl (2 req'd)
56 Machine Screw, 18-8 SST (4 req'd)
57 Mounting Base, aluminum
*Recommended spare parts
1. This part is included in the Controller Repair Kit.
2. This part is included in the Relay Replacement Kit.
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