2100 and 2100E Liquid Level Switches
Instruction Manual
Form 5039
December 2005
11
Parts Ordering
When corresponding with your Emerson Process
Management sales office about this equipment,
always mention the unit’s serial number. When
ordering replacement parts, refer to the part number
of each required part as found in the following parts
list.
Note
Use only genuine Fisher replacement
parts. Components that are not
supplied by Emerson Process
Management should not, under any
circumstances be used in any Fisher
instrument. The use of components
not manufacture by Emerson Process
Management will void your warranty,
might adversely affect the
performance of the instrument, and
might jeopardize worker and
workplace safety.
Note
Neither Emerson, Emerson Process
Management, Fisher, nor any of their
affiliated entities, assumes
responsibility for the selection, use,
and maintenance of any product.
Responsibility for the selection, use,
and maintenance of any product
remains with the purchaser and
end-user.
Parts Kits
Key
Description
Part Number
Type 2100 Repair Kit (included are keys
7, 11, 12, 14, 16, 18, 19, 20, 24, 25,
26, and 32)
R2100X00012
Type 2100E Retrofit Kit (included are the
switch arm assy and keys 21, 28, 30, 38,
39, 42, 44, 45, 46, 49, 50, and 51)
SPDT Switch
R2100EX0SP2
DPDT Switch
R2100EX0DP2
Parts List
Key
Description
Part Number
Type 2100 Switch (figure 5)
1
Cage & Displacer Assembly
To comply with NACE MR0175-2002, heat-treated steel and
stainless steel
w/o sight window
For 2220 WOG max working pressures
w/1-inch NPT process connections
32B8089X082
w/2-inch Sch 80 BWE process connection
32B8089X132
w/2-inch Sch 160 BWE process connections 32B8089X182
For other than NACE applications, carbon steel
w/sight window
For 350 WOG max working pressure
w/1-inch NPT process connection
32B8089X042
w/o sight window
For 2220 WOG max working pressures
w/1-inch NPT process connection
32B8089X032
w/2-inch Sch 80 BWE process conns
32B8089X112
w/2-inch Sch 160 BWE process conns
32B8089X172
2
Pipe Plug
(2 req’d w/sight window; 3 req’d w/o
sight window)
1A7947X0162
3
Body Block
To comply with NACE MR0175-2002,
NACE steel
31A8610X022
For other than NACE applications, steel
31A8610X012
4
Bushing (for use only w/sight window), steel
1L5019X0052
5
Sight Window, glass and alloy steel
11A8615X012
6
Nozzle, S30300 (303) stainless steel
2.1 to 4.1 bar (30 to 60 psig)
supply pressure
11A8616X012
4.1 to 6.9 bar (60 to 100 psig)
supply pressure
1V1545X0012
6.9 to 10.3 bar (100 to 150 psig)
supply pressure
11A8617X012
7*
Torque Tube Assembly, N04400
26A3197X022
8
Nozzle Block Assembly, aluminum
& stainless steel
11A8626X012
9
Pressure Plug, S30300 (303) stainless steel
11A8628X012
10
Back Plate, steel
21A8629X012
11*
Flapper Seat, fluoroelastomer
11A8630X012
12*
Flapper and Clamp Assembly, stainless steel
18A5221X012
13
Magnet Bracket, stainless steel
11A8637X012
14*
Magnet, sintered
Alnico
12A1578X012
15
Cover, plastic
35A2028X012
16*
Cover Gasket, chloroprene
15A2837X012
17
Cover Screw, stainless steel (2 req’d)
15A2029X012
18*
Nozzle Block Gasket, silicone rubber
11A8641X012
19*
Body Block Gasket, silicone rubber
11A8642X012
20*
Cover Screw Gasket, silicone rubber (2 req’d)
11A8643X012
21
Nameplate, aluminum
Right-hand mounting
21A8644X0A2
Left-hand mounting
21B1700X0A2
23
Vent Assembly, plastic
27A5516X012
*Recommended spare parts
