Emerson Fisher C1 Instruction Manual page 42

C1 Controllers and Transmitters
March 2017
Figure 22. Typical Reverse Acting Fisher C1 Assembly
(Refer to figure 26 for the Front View of the Case & Cover Assembly)
NOTE:
KEYS 11, 21, AND 29 ARE NOT SHOWN
GE34729-B
GE31719-A
E1069
Key Description
5* Bourdon Tube
6 Dial, aluminum
7 Screw, nylon (transmitters only)
8* Cantilever Spring, S30200
3-15 psi range
6-30 psi range
9 Nameplate, aluminum
10 Control Pressure Block
For gauge pressure instruments
w/o process pressure gauge
CF8M FMS 20B58 for standard, NACE and oxygen service
w/process gauge
SST
42
SPRING-OUT CLEANING WIRE
RELAY ASSEMBLY
TRANSMITTER
OPTIONAL PROCESS PRESSURE INDICATION
SUBASSEMBLY
(KEY NOS. SHOWN
IN FIGURE 24 OR 25)
Key Description
11 Plug, S31600 (not shown)
used with gauge pressure only
1 req'd for standard/NACE
2 req'd for oxygen service
12 Machine Screw, steel pl (4 req'd)
13 Lockwasher, steel pl/zn pl (4 req'd)
14 Pressure Connection, S31600
Use w/process gauge
15 Pipe Plug, steel pl (not shown)
Use w/process gauge, not used w/Bourdon tube protector
*Recommended spare parts
Instruction Manual
D103292X012