2502 Series Controllers
Instruction Manual
Form 1446
November 2006
25
Key Description Part Number
19* Pressure Gauge (2 req’d)
Triple Scale
Brass
0-30 psig/0-0.2MPa/0-2.0 bar 11B8577X012
0-60 psig/0-0.4MPa/0-4.0 bar 11B8577X022
Stainless steel
0-30 psig/0-0.2MPa/0-2.0 bar 11B8583X012
0-60 psig/0-0.4MPa/0-4.0 bar 11B8583X022
Dual Scale
Brass
0-30 psig/ 0 to 2 kg/cm
2
11B8577X042
0-60 psig/ 0 to 4 kg/cm
2
11B8577X052
Stainless steel
0-30 psig / 0 to 2 kg/cm
2
11B8583X032
21* Cover Gasket, nitrile 1C919806432
22* Relay Gasket
Standard, chloroprene 1C897403012
High-temperature, silicone 1N873804142
23 Relay Base, aluminum 47A0950X012
24* Relay Base Gasket (not shown)
Standard, chloroprene 1C897303012
High-temperature, silicone 1N873904142
29 Drive-lok Pin, stainless steel 1C8989X0012
31 Shaft Clamp Screw, stainless steel 1B451435172
34 Pilot Relay
Standard 22B0463X012
High-temperature 22B0462X012
35 Level Adjustment Ass’y 10A8939X0A2
36 Proportional Valve Ass’y 10A9122X042
37 Pressure Regulator (Type 67CFR)
38A* Filter Gasket (not shown)
Standard, chloroprene 1C898603012
High-temperature, silicone 1N874004142
38B Spacer (not shown) T21043T0012
38C* O-Ring
Standard, nitrile 1E591406992
High-temperature, fluorocarbon 1E5914X0062
39 Cap Screw (not shown), steel, pl (2 req’d) 1C197024052
40 Hex Nut, stainless steel 1L286338992
41 Screw, steel, pl, Type 2502C
and 2502FC (2 req’d) 16A6938X022
42 Machine Screw, stainless steel, (8 req’d) 1V7435X0022
43 Machine Screw, stainless steel (2 req’d) 1A3776X0012
44 Machine Screw, steel, pl (4 req’d) 1A5733X0012
45 Machine Screw, stainless steel (2 req’d) 1A5733X0012
47 Spring (not shown), stainless steel 1J423437022
49 Machine Screw, stainless steel (13 req’d) 1B7839X0012
50 Screen, stainless steel 0L078343062
51 Pointer Ass’y, Type 2502C and 2502FC,
stainless steel/brass, pl 1R2425X0012
53 Base Plate, aluminum
Type 2502C and 2502FC 1E873111992
54 Front Plate, aluminum
Type 2502C and 2502FC 1E873211992
55* O-Ring, (3 req’d)
Standard, nitrile 1D687506992
High-temperature, fluorocarbon 1N430406382
57* O-Ring (not shown)
Standard, nitrile 1E222606992
High-temperature, fluorocarbon 1N838706382
Key Description Part Number
58* Nozzle, stainless steel 1U639135132
59 Beam, steel, pl 1K873825072
60 Flapper, K93600 alloy 1J416241132
61 Flapper Base, stainless steel 1J416335032
62* Connecting Link, N04400 1L379641012
63 Sealing Screw, stainless steel 14A5721X012
64 Screw, stainless steel 24A5720X012
65* Bellows Ass’y, brass (2 req’d)
0.2 to 1.0 bar (3 to 15 psig) 14A5726X012
0.4 to 2.0 bar (6 to 30 psig) 14A5726X032
66 Level Set Arm, steel, pl 1J416425072
67 Operating Arm, steel, pl 1J416525072
68 Operating Arm Base, brass, pl
Types 2502 and 2502F 1J416614022
69 Level Set Pivot Pin, stainless steel 1J416735162
70 Pivot Base, steel, pl 19A9689X012
71 Spring Washer, stainless steel 1H885128982
72 Washer, stainless steel
Type 2502 (2 req’d) 1E8730X0012
Type 2502C and 2502FC (4 req’d) 1E8730X0012
74 Washer, stainless steel, (6 req’d) 61000580X12
75 Reset Tubing Ass’y, stainless steel (2 req’d) 19A1887X012
76 Proportional Band Tubing Ass’y, stainless steel 1J4170X0012
77* Bellows Frame Gasket (not shown)
Standard, chloroprene 1H265403012
High-temperature, silicone 1N873504142
78 Spacer (not shown), brass 1J619815122
79* Bellows Gasket (2 req’d)
Standard, chloroprene 1D397003012
High-temperature, silicone 1N873604142
80 Machine Screw, stainless steel, (4 req’d) 1V7435X0022
81 Machine Screw (not shown)
stainless steel, (2 req’d) 1P4373X0012
82 Machine Screw, stainless steel, (4 req’d) 1B2752X0022
83 Lock Washer, stainless steel (2 req’d) 61000810X12
84 Lock Washer, stainless steel 1C3162X0012
85 Cap Screw, stainless steel, not shown (4 req’d) 1A3816K0012
86 Machine Screw, stainless steel (2 req’d) 19A7151X022
87* Link Bearing (not shown)
stainless steel (2 req’d) 1L379546202
88 Machine Screw (not shown),
stainless steel, (4 req’d) 1J4159X0012
89 Machine Screw, stainless steel, (2 req’d) 1H8162X0012
91 RESET Restriction Valve Ass’y
Type 2502 and 2502C 19A4357X012
Type 2502F and 2502FC 19A4359X012
93 Machine Screw, stainless steel 1B8776X0012
94 Bellows Frame, aluminum 2H265308012
95 Bellows Frame Base (not shown), steel, pl 1J416025142
96 Bellows Screw, brass, pl (2 req’d) 1D3976X0012
97 Bellows Stud (not shown), brass 1H265814012
98 Spacer, zinc 1H265944012
99 Cross Spring, stainless steel (2 req’d) 1H266037032
100 Calibration Adjuster, zinc 2H266244012
101 Reversing Block, zinc 26A0975X012
180 Pipe Nipple (not shown) Type 2502F
and 2502FC, steel 1C559926232
181 Relief Tubing Ass’y, Type 2502F and
2502FC, stainless steel 13A2077X022
*Recommended spare parts