Veris Industries VH7200 SERIES Install - Manual (Page 5)

5
Remote humidity sensor accessories
Model number Description:
VH2020W1000 Wall mounted humidity transmitter 2% R.H.
VH2020D10000 Duct mounted humidity sensor 2% R.H.
S2000D1000 Duct mounted outside air temperature sensor
S2020E1000 Outside air temperature sensor in a NEMA 4 enclosure
S1010E1000 Outside air temperature sensor, capsule type ( ¼” dia., 1” long )
VH2020W1000, remote wall mounted room humidity sensor.
(see Fig.8) (wiring diagram next page)
VH2020D1000, remote duct mounted humidity sensor c/w junction box.
(see Fig.9) (wiring diagram next page)
This sensor can be used for:
• Remote return air humidity sensing with the sensor mounted on the
return air duct.
• Supply air humidity sensor used as a high limit protection.
S2020E1000, commercial style outside air temperature sensor in a
NEMA 4 enclosure. (see Fig.10) (wiring diagram next page)
S1010E1000, residential style outside air temperature sensor, capsule
type. (see Fig.11) (wiring diagram next page)
• These sensors are used for the humidity setpoint reset function
based on outdoor temperature.
INSTALLATION NOTICE !
g.9– VH2020W1000 Fi
Fig.10 – VH2020D1000 / S2000D1000
• If replacing an old humidistat, label the wires
before removal of the old humidistat.
• Electronic controls are static sensitive devices.
Discharge yourself properly before manipulation
and installing the humidistat.
• Short circuit or wrong wiring may permanently
damage the humidistat or the equipment.
• Anti-short cycling can be set to 0 minutes for
equipment that posses their own anti cycling
timer. Do not use that value unless the
equipment is equipped with such internal timer.
Failure to do so can damage the equipment.
Fig.11 – S2020E1000
Fig.12 – S1010E1000
•
becomes the responsibility of
catastro
All VH7200 series humidistat are to be used only as
operating controls. Whenever a control failure could
lead to personal injury and/or loss of property, it
the user to add safety
devices and/or alarm system to protect against such
phic fa ilures.