Honeywell VR4304 Series, Руководство пользователя

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1 69-0695—2 J.D. • Rev. 1-94 • ©Honeywell Inc. 1994 • Form Number 69-0695—2
VR4304
Intermittent Pilot
Combination Gas Control
Application
These intermittent pilot gas controls are used in gas-fired
appliances with capacities up to 300 feet
3
/hour at 1 inch
wc pressure drop [8.5 meters
3
/hour at 0.25 kPa] for natural
gas. They include a manual valve, two automatic operators,
a pressure regulator, pilot adjustment and a conduit cover.
See Table 1 for temperature ranges and regulator types.
BODY PATTERN: Straight-through.
INLET X OUTLET SIZES AVAILABLE: 1/2 x 3/4 inch
and 3/4 x 3/4 inch.
ADAPTERS: Adapters available for 1/2 and 3/4 inch
straight and angle connections. Refer to Table 3.
ELECTRICAL RATINGS:
Voltage and Frequency: 120 Vac, 60 Hz.
Current Draw: 0.14A.
CAPACITY:
Size
(Inlet x Outlet)
Capacity (at 1 inch
wc pressure drop)
a
Minimum
Regulated Capacity
Maximum
Regulated Capacity
1/2 x 1/2 240 feet
3
/hour
[6.8 meter
3
/hour]
30 feet
3
/hour
[0.8 meter
3
/hour]
340 feet
3
/hour
[9.6 meter
3
/hour]
1/2 x 3/4 270 feet
3
/hour
[7.6 meter
3
/hour]
30 feet
3
/hour
[0.8 meter
3
/hour]
370 feet
3
/hour
[10.5 meter
3
/hour]
3/4 x 3/4 300 feet
3
/hour
[8.5 meter
3
/hour]
30 feet
3
/hour
0.8 meter
3
/hour]
415 feet
3
/hour
[11.8 meter
3s
/hour]
a
Capacity based on 1000 Btu/feet
3
, 0.64 specific gravity natural gas at 1 inch wc pressure drop [37.3 MJ/meter
3
, 0.64 specific
gravity natural gas at 0.25 kPa pressure drop].
TABLE 1—TEMPERATURE RANGES AND
REGULATOR TYPES.
Model
Number
Ambient
Temperature
Range
Regulator
Type
VR4304H 0
°
F to 175
°
F
[-18
°
C to +79
°
C]
Slow-opening
VR4304M -40
°
F to 175
°
F
[-40
°
C to +79
°
C]
Standard-opening
VR4304P -40
°
F to 175
°
F
[-40
°
C to +79
°
C]
Step-opening
Use conversion factors in Table 2 to convert capacities
for other gases.
TABLE 2—GAS CAPACITY CONVERSION FACTORS.
TABLE 3—ADAPTER (FLANGE) PART NUMBERS.
Part Number
Inlet/
Outlet
Pipe Size
Flange
Type
Without
Hex
Wrench
With
Hex
Wrench
1/2 inch NPT Straight 393690-6 393690-16
Elbow 393690-3 393690-13
3/4 inch NPT Straight 393690-4 393690-14
Elbow 393690-5 393690-15
NOTE: Flange Kits include one flange with attached O-ring
and four mounting screws.
APPROVALS:
American Gas Association design certificate:
L2025007.
Canadian Gas Association design certificate:
L2025007.
Australian Gas Association design certificate:
Applied for.
Delta C.
Gas
Specific
Gravity Multiply Listed
Capacity By
Manufactured 0.60 0.516
Mixed 0.70 0.765
Propane 1.53 1.62