Emerson Fisher C1 Instruction Manual page 46

C1 Controllers and Transmitters
March 2017
Figure 24. Controller Subassembly with Bourdon Tube Sensing Element
C
A
A
C
SECTION A-A
NOTE:
KEYS 33 AND 74 ARE NOT SHOWN
GE26600-C
Key Description
71* Differential-Pressure Bellows (input)
Brass
0-200 mbar (0-80 inches wc)
0-0.7 bar (0-10 psi)
0-1.4 bar (0-20 psi)
Stainless steel,
0-2.0 bar (0-30 psi)
(4)
71K Machine Screw , steel pl
bellows sensing instruments only (2 req'd)
(4)
71L* Bearing
bellows sensing instruments only (2 req'd)
(4)
71M* Link bellows sensing instruments only
46
B
B
SECTION B-B
*Recommended spare parts
1. This part is included in the Controller Repair Kit.
keys 101, 102, and 103 if you do not have them.
4. This part is part of the bellows assembly, key 71.
SECTION C-C
Key Description
72* Lock Spring, 304L SST
73 Proportional Band Adjustment Knob, steel/PPS
(1)
74 Machine Screw , 18-8 SST (2 req'd)
(1)
75* Gasket
Std Temp, chloroprene (2 req'd)
High Temp, silicone (2 req'd)
(1)
76* Nozzle O-Ring ,
Std Temp, nitrile
High Temp, fluorocarbon
Instruction Manual
D103292X012
A
A
VIEW A-A
GE33918-A
BOURDON TUBE TRAVEL
STOP SUBASSEMBLY