Honeywell VQ400M Series

HONEYWELL
HONEYWELLHONEYWELL
HONEYWELL
CLASS “A” COMBINATION VALVES
VQ400M-Series
EN2R9081-C
October 2009
16
Table 9 Overview of recommended internal by-pass valves.
Gas valve Internal by pass valve
VQ400M VB420Xxxxx
See Honeywell documentation VB420Xxxxx KIT for
further instructions on internal by-pass valves.
Table 10 Overview of recommended external pilot valves.
Gas valve External pilot valve
VQ400M VP420Xxxxx
See Honeywell documentation VP420Xxxxx KIT for
further instructions on external pilot valves.
Table 11 Overview of recommended vent valves.
Gas valve Vent valve
VQ400M VV420Xxxxx
See Honeywell documentation VV420Xxxx KIT for
further instructions on vent valves.
Table 12 Overview of recommended closed position
indication switches (CPI).
Gas valve Closed position indicator
VQ420M MS062001
VQ425M MS062501
VQ440M MS064001
VQ450M MS065001
Table 13 Honeywell fine particle filter.
Gasvalve Honeywell Filter
VQ420M
VQ425M
HFVR050 / HFVR150
This filter is used to filter fine (50 or 150 µm)
particles of dirt out of gas flow.