4150K and 4160K Series
27
Figure 19. Typical Direct-Acting 4150K Series Assembly
RELAY ASSEMBLY
SPAN ADJUSTMENT
ASSEMBLY
SUBASSEMBLY
(KEY NOS. SHOWN
IN FIGURE 21 OR 22)
NOTE:
KEYS 10, 81, 105 AND 108
ARE NOT SHOWN
48B6004-B / DOC
48B6005-A
B2651-1 / IL
Key
Description
Part Number
8
Control Pressure Block
For gauge pressure instruments, sst
w/o process pressure gauge
16A0979 X012
w/process pressure gauge
1J2510 35072
For differential pressure instruments, sst
1H6730 35072
9*
O-Ring, nitrile, for all series
1C3762 06992
10*
Gasket, neoprene, for all series
1C3286 03012
11*
Sealing Washer (not shown) Use w/2 psi (0.14 bar)
pressure-tested case & cover (2 req’d)
1J1869 99012
Note
Key 13 is used as both a supply gauge and an
output gauge on units without a process pres-
sure gauge. A quantity of 2 is required for these
units. On units with a process pressure gauge
(key 106), key 13 is used for the output gauge. A
quantity of 1 is required for these units.
Use key 14 for supply pressure indication when
a process pressure gauge is installed. Key 14
installs on the supply pressure regulator.
13*
Supply & Output Pressure Gauge, w/o process
pressure gauge (1/8-inch connecting stem),
ABS plastic, black enamel/polycarbonate/nitrile (2 req’d)
Dual scale
0–30 psig & 0–2.0 kg/cm
2
11B8577 X042
0–60 psig & 0–4.0 kg/cm
2
11B8577 X052
Triple scale
0–30 psig, 0–0.2 MPa, & 0–2.0 bar
11B8577 X012
0–60 psig, 0–0.4 MPa, & 0–4.0 bar
11B8577 X022
Key
Description
Part Number
13*
Output Pressure Gauge, w/process pressure
gauge (1/8-inch connecting stem) (1 req’d)
Triple scale
0–30 psig, 0–0.2 MPa, & 0–2.0 bar
11B8577 X012
0–60 psig, 0–0.4 MPa, & 0–4.0 bar
11B8577 X022
14*
Supply Pressure Gauge, w/process pressure
gauge (1/4-inch connecting stem), ABS plastic, black
enamel/polycarbonate/nitrile
Triple scale
0–30 psig, 0–0.2 MPa, & 0–2.0 bar
11B8579 X022
0–60 psig, 0–0.4 MPa, & 0–4.0 bar
11B8579 X032
15
Vent Ass’y
27A5516 X012
16
Roll Pin, sst (2 req’d)
1H2888 28992
22
Plate, Instruction, aluminum
12B6338 X0A2
28
Machine Screw, steel pl (4 req’d)
1E9854 28982
30
Mounting Base, aluminum
26A7668 X012
31
Flexure Strip, sst
1C8978 36012
32
Flexure Strip Washer, steel pl (2 req’d)
16A7671 X012
33
Machine Screw, steel pl (4 req’d)
14B4995 X012
34
Pressure Set Arm, steel pl
36A7669 X012
35
Rotary Spring, sst
1J4234 37022
36
Knob, Ryton
36A7670 X012
37
Knob Spring, steel pl
1C2215 27022
38
Dial, aluminum
For Bourdon tube controllers
0–30 psig
16A7662 X012
0–60 psig
16A7662 X022
0–100 psig
16A7662 X032
0–150 psig
16A7662 X412
0–200 psig
16A7662 X042
0–300 psig
16A7662 X052
*Recommended spare parts