Fisher 1098-EGR - Body Sizes and End Connection Styles; Outlet Pressure Ranges; Maximum and Minimum Differential Pressures; Actuator Sizes and Maximum Pressures

Types 1098-EGR and 1098H-EGR
2
Body Sizes and End Connection Styles
See Table 1
Main Valve Maximum Inlet Pressure
(1)
400 psig (27,6 bar) or body rating limit whichever
is lower
Maximum Pilot Supply Pressure
(1,2)
600 psig (41,4 bar)
Outlet Pressure Ranges
See Table 2
Maximum and Minimum Differential Pressures
See Table 4
Actuator Sizes and Maximum Pressures
See Table 3
Main Valve Flow Characteristic
Linear (standard) or Quick opening
1. The pressure/temperature limits in this instruction manual or any applicable standard limitation should not be exceeded.
2. For stability or overpressure protection, a reducing regulator may be installed upstream of the pilot according to the Installation section.

Main Valve Flow Direction
In through the seat ring and out through the cage
Pressure Registration
External
Material Temperature Capabilities
(2)
Nitrile (NBR):
-20° to 180°F (-29° to 82°C)
Fluorocarbon (FKM):
0° to 300°F (-18° to 149°C),
Water is limited to 0° to 180°F (-18° to 82°C)
Ethylenepropylene (EPR):
-20° to 275°F (-29° to 135°C)
Options
• NACE Construction
• Boiler Fuel Construction
• Aqueous Service Construction
• Monitor Conguration
• Noise Abatement Trim
BODY SIZE,
INCHES (DN)
CAST IRON STEEL OR STAINLESS STEEL
1 or 2
(25 or 50)
NPT, CL125 FF, or CL250 RF
NPT, CL150 RF, CL300 RF, CL600 RF,
BWE, SWE, or PN 16/25/40
3, 4, or 6
(80, 100 or 150)
CL125 FF or CL250 RF
CL150 RF, CL300 RF, CL600 RF,
BWE, or PN 16/25/40
8 x 6 or 12 x 6
(200 x 150 or 300 x 150)
- - - -
CL150 RF, CL300 RF, CL600 RF,
BWE, or PN 16/25/40
Table 1. Body Sizes and End Connection Styles
PILOT TYPE OUTLET (CONTROL) PRESSURE RANGES SPRING COLOR SPRING PART NUMBER
6351
3 to 20 psig
5 to 35 psig
35 to 100 psig
(0,21 to 1,4 bar)
(0,34 to 2,4 bar)
(2,4 to 6,9 bar)
Green
Silver
Red
1B986027212
1B788327022
1K748527202
6352
14-inches w.c. to 2 psig
2 to 10 psig
(35 mbar to 0,14 bar)
(0,14 to 0,69 bar)
Yellow
Black
14A9672X012
14A9673X012
6353
3 to 40 psig
35 to 125 psig
(0,21 to 2,8 bar)
(2,4 to 8,6 bar)
Yellow
Red
1E392527022
1K748527202
6354L
(1)
6354M
(2)
6354H
85 to 200 psig
175 to 220 psig
200 to 300 psig
(5,9 to 13,8 bar)
(1)
(12,1 to 15,2 bar)
(2)
(13,8 to 20,7 bar)
(2)
Blue
Blue
Green
1L346127142
1L346127142
15A9258X012
61L
61LD
61LE
0.25 to 2 psig
1 to 5 psig
2 to 10 psig
5 to 15 psig
10 to 20 psig
(0,02 to 0,14 bar)
(0,07 to 0,34 bar)
(0,14 to 0,69 bar)
(0,34 to 1,0 bar)
(0,69 to 1,4 bar)
Red
Yellow
Blue
Brown
Green
1B886327022
1J857827022
1B886427022
1J857927142
1B886527022
61H 10 to 65 psig (0,69 to 4,5 bar) Green Stripe 0Y066427022
61HP
15 to 45 psig
35 to 100 psig
100 to 300 psig
(1,0 to 3,1 bar)
(2,4 to 6,9 bar)
(6,9 to 20,7 bar)
Yellow
Blue
Red
1E392527022
1D387227022
1D465127142
Y600AM
4 to 8-inches w.c.
7 to 16-inches w.c.
15-inches w.c. to 1.2 psig
1.2 to 2.5 psig
2.5 to 4.5 psig
4.5 to 7 psig
(10 to 20 mbar)
(17 to 40 mbar)
(37 mbar to 0,08 bar)
(0,83 to 0,17 bar)
(0,17 to 0,31 bar)
(0,31 to 0,48 bar)
Red
Olive Drab
Yellow
Light Green
Light Blue
Black
1B653827052
1B653927022
1B537027052
1B537127022
1B537227022
1B537327052
1. Without diaphragm limiter.
2. With diaphragm limiter.
Table 2. Outlet Pressure Ranges