Fisher 2500 Series Instruction Manual page 31

Key Description
19* Triple scale gauge (2 req'd)
Brass
0 to 30 psig/0 to 0.2 MPa/0 to 2 bar
0 to 60 psig/0 to 0.4 MPa/0 to 4 bar
Stainless steel
0 to 30 psig/0 to 0.2 MPa/0 to 2 bar
0 to 60 psig/0 to 0.4 MPa/0 to 4 bar
19* Dual scale gauge (2 req'd)
Brass
0 to 30 psig / 0 to 2 kg/cm
0 to 60 psig / 0 to 4 kg/cm
Stainless steel
0 to 30 psig / 0 to 2 kg/cm
21* Cover gasket, nitrile
22* Relay gasket
Standard temperature, neoprene
High temperature, silicon
23 Relay base
24* Relay base gasket (not shown)
Standard temperature, neoprene
High temperature, silicon
25 Flexure strip, stainless steel,
26 Flexure strip nut, pl steel (2 req'd)
27 Flexure strip base, pl steel
28 Level set arm, pl steel
29 Drivelok pin, pl steel
30 Flapper base, brass, pl
31 Shaft clamp screw, SST
(2 req'd for C version only, 1 req'd for all others)
32 Flapper, stainless steel
33 Alignment screw, brass, pl
34 Relay assembly
(For individual parts see following list and figure 21),
For all 2500 Series except Type 2503
Standard temperature
High temperature
Corrosive service
Type 2503 only
Standard temperature
High temperature
35 Level adjustment assembly (controllers only)
35 Zero adjustment assembly (transmitters only)
36 Proportional band adjustment assembly
(except transmitters and Type 2503 controllers, see key 90)
Standard and high temperature
Corrosive service
37 Type 67FR regulator
38* Filter gasket (not shown)
Standard temperature, neoprene
High temperature, silicon
39 Cap screw (not shown), pl steel (2 req'd)
40 Hex nut, pl steel
(2 req'd for C versions, 1 req'd for all others)
41 Screw, pl steel
(2 req'd for C versions only)
42 Machine screw, pl steel (8 req'd)
43 Machine screw, pl steel (2 req'd)
44 Machine screw, pl steel (6 req'd)
45 Machine Screw, pl steel (2 req'd)
46 Machine Screw, pl steel (4 req'd)
47 Spring (not shown), stainless steel
48 Cap screw, pl steel (4 req'd)
*Recommended spare parts
Part Number
11B8577 X012
11B8577 X022
11B8583 X012
11B8583 X022
2
11B8577 X042
2
11B8577 X052
2
11B8583 X032
1C9198 06342
1C8974 03012
1N8738 04142
47A0950 X012
1C8973 03012
1N8739 04142
1C8978 36012
1C8975 25082
1C8977 25082
1C8976 25082
1C8989 X0012
1C9261 14022
1B4514 35172
1C9262 38992
1B4517 14022
22B0463 X012
22B0462 X012
22B0463 X032
32B0464 X012
32B0465 X012
10A8939 X0A2
10A8939 X0C2
10A9122 X032
10A9122 X082
1C8986 03012
1N8740 04142
1C3988 X0022
1L2863 38992
16A6938 X022
1V7435 X0022
1A3776 X0012
1A5733 X0012
1H1581 X0012
1C8990 X0012
1J4234 37022
1A3816 K0012
MACHINE SCREW
CP1885-C
(KEY 96, 6 REQUIRED)
A3892-2/IL
Figure 20. Relay Assembly (Standard Temperature Shown)
Key Description
49 Machine screw, pl steel (13 req'd)
50 Screen, alloy 400
51 Pointer assembly (C versions only),
Stainless steel/brass, pl
52 Washer (C versions only), steel (2 req'd)
53 Base plate (C versions only), aluminum
54 Front plate (C versions only), aluminum
73 Pipe plug (Type 2503 only), brass (not shown)
90 Specific gravity adjustment assembly
Standard and high temperature
Corrosive service
215 Nameplate
Relay (figure 20 and 21)
83 Relay body,
Standard and high-temp., aluminum/brass
Corrosive service, aluminum/stainless steel
84 Spacer ring, aluminum
85 Casing assembly, aluminum/steel
Type 2500
MACHINE SCREW (KEY 97, 4 REQUIRED)
SPRING PLATE (KEY 95)
PLATE GASKET (KEY 94)
VALVE SPRING (KEY 93)
INNER VALVE (KEY 87)
RELAY BODY (KEY 83)
RELAY SPRING (KEY 92)
DIAPHRAGM ASSEMBLY
(KEY 86)
SPACER RING (KEY 84)
DIAPHRAGM (KEY 91)
CASING ASSEMBLY
(KEY 85)
O-RING (KEY 90)
ORIFICE ASSEMBLY (KEY 88)
CORE ASSEMBLY
(INCLUDED WITH
KEY 88)
Part Number
1B7839 X0012
0L0783 43062
1E8735 000A2
1E8730 X0012
1E8731 11992
1E8732 11992
1A6219 14012
10A8870 X0A2
10A8870 X022
– – – – – – – –
48A3776 X012
48A3776 X032
38A3778 X012
12B0460 X012
31