Emerson FISHER 92S - Page 4

Type 92S
4
CONTROL LINE
CONNECTION
CONTROL LINE
SHUTOFF VALVE
STRAINER
6492 SERIES PILOT
BLOCK
VALVE
VENT
VALVE
BYPASS
LINE
BLOCK
VALVE
16A7958-B
A2607-1
AIR LOADING
REGULATOR
NEEDLE
VALVE
BLEED RESTRICTION (REQUIRED
ONLY IF THE LOADING REGULATOR
DOES NOT HAVE INTERNAL RELIEF)
STRAINER
CONTROL LINE
CONNECTION
6492 SERIES PILOT
CONTROL LINE
SHUTOFF VALVE
BLOCK
VALVE
BYPASS
LINE
BLOCK
VALVE
VENT
VALVE
16A7958-B
16A1547-A
A3334
WITH STANDARD PILOT
WITH PRESSURE-LOADED PILOT
Figure 2. Typical Installations
PILOT TYPE
OUTLET PRESSURE
RANGES, PSIG (bar)
PART NUMBER COLOR CODE
SPRING WIRE DIAMETER SPRING FREE LENGTH
Inches mm Inches mm
6492L
2 to 6 (0,14 to 0,41)
5 to 15 (0,35 to 1,03)
13 to 25 (0,90 to 1,72)
1E395627022
1D7455T0012
1E395727192
Yellow
Green
Red
0.207
0.234
0.283
5,26
5,94
7,19
2.50
2.62
2.44
63,5
66,5
62,0
6492H
10 to 30 (0,69 to 2,07)
25 to 75 (1,72 to 5,17)
70 to 150 (4,83 to 10,3)
1E395627022
1D745527142
1E395727192
Yellow
Green
Red
0.207
0.234
0.283
5,26
5,94
7,19
2.50
2.62
2.44
63,5
66,5
62,0
6492HT
15 to 100 (1,03 to 6,90)
80 to 250 (5,52 to 17,2)
14B9943X012
14B9942X012
Unpainted
0.282
0.375
7,16
9,53
2.50
2.50
63,5
63,5
CONSTRUCTION
MAXIMUM ALLOWABLE INLET PRESSURE,
PSIG (bar)
MAXIMUM
OPERATING OUTLET
PRESSURE,
PSIG (bar)
MAXIMUM EMERGENCY OUTLET PRESSURE
Cast Iron
Steel and Stainless
Steel
Cast Iron Main Valve
and Pilot Body
Steel or Stainless
Steel Main Valve and
Pilot Body
With Type 6492HT pilot - - - -
300 (20,7)
250 (17,2) - - - -
300 psig (20,7 bar) or
main valve body rating
limit, whichever is lower
With Type 6492H pilot
250 (17,2)
150 (10,3)
250 psig (17,2 bar) or
main valve body rating
limit, whichever is lower
300 psig (20,7 bar) or
main valve body rating
limit, whichever is lower
With Type 6492L pilot 25 (1,72) 100 psig (6,90 bar) 100 psig (6,90 bar)
TYPE SPRING RANGE, PSIG (bar) SPRING COLOR
MINIMUM PRESSURE AT WHICH MONITORING
PILOT CAN BE SET, PSIG (bar)
6492HM
10 to 30 (0,69 to 2,07) Yellow 5 (0,35) over normal distribution pressure
25 to 75 (1,72 to 5,17) Green
10 (0,69) over normal distribution pressure
70 to 150 (4,83 to 10,3) Red
6492HTM
15 to 100 (1,03 to 6,90)
Unpainted
80 to 250 (5,52 to 17,2)
Table 3. Safety Pilot Outlet (Control) Pressure Ranges
Table 2. Maximum Inlet and Outlet Pressures
Table 1. Outlet (Control) Pressure Ranges