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Johnson Controls TrueRH Series Installation Instructions
Johnson Controls TrueRH Series Installation Instructions

Johnson Controls TrueRH Series Installation Instructions

Duct humidistat

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I
nstallation
IMPORTANT: Use this HH-6705 Series Duct
Humidistat only as an operating
control. Where failure or malfunction
of the HH-6705 Humidistat could
lead to personal injury or property
damage to the controlled equipment
or other property, additional
precautions must be designed into
the control system. Incorporate and
maintain other devices, such as
supervisory or alarm systems or
safety or limit controls, intended to
warn of or protect against failure or
malfunction of the
HH-6705 Humidistat.
IMPORTANT: Utiliser ce HH-6705 Series Duct
Humidistat uniquement en tant que
dispositif de régulation. Lorsqu'une
défaillance ou un dysfonctionnement
du HH-6705 Humidistat risque de
provoquer des blessures ou
d'endommager l'équipement
contrôlé ou un autre équipement, la
conception du système de contrôle
doit intégrer des dispositifs de
protection supplémentaires. Veiller
dans ce cas à intégrer de façon
permanente d'autres dispositifs, tels
que des systèmes de supervision ou
d'alarme, ou des dispositifs de
sécurité ou de limitation, ayant une
fonction d'avertissement ou de
protection en cas de défaillance ou
de dysfonctionnement du
HH-6705 Humidistat.
Parts Included
HH-6705-9N0GP duct humidistat
No. 6-32 x 1/4 in. binder-head cover screw
3 in. (76 mm) outside diameter steel washer
© 2016 Johnson Controls, Inc.
Part No. 24-7701-136, Rev. B
Code No. LIT-216605
T
RH Series
RUE
HH-6705 Duct Humidistat
24- 7701- 136, Rev. B
Installation Instructions HH-6705
Tools Required
hole saw with 1-3/4 in. (45 mm) diameter blade
drill with 3/32 in. (mm) drill bit
1/4 in. (7 mm) and 1/8 in. (3 mm) flat-blade
screwdrivers
gasket, sealer, or other material to seal the area
between the unit and the duct
L
ocation Requirements
IMPORTANT: To avoid damage to the circuit board
and components, do not mount the
unit in a location where high
concentrations of corrosive vapors
are present.
Place the humidistat in a location that complies with
the following:
Position: The humidistat is designed for duct
mounting in any position, except with the probe tip
pointed up.
Duct Diameter: Recommended minimum diameter
(round ducts) or width (square ducts) is 12 in.
(305 mm).
Air Stratification (when the unit is mounted on the
discharge side of the fan): Recommended location
is at least 8 ft (2.4 m) downstream from the
humidification equipment, where duct air and water
vapor are sufficiently mixed. Avoid areas where the
probe may be exposed to condensation.
FANs 216, 1628.3
Issue Date 0316
www.johnsoncontrols.com
1

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Summary of Contents for Johnson Controls TrueRH Series

  • Page 1 HH-6705 Humidistat. Parts Included • HH-6705-9N0GP duct humidistat • No. 6-32 x 1/4 in. binder-head cover screw • 3 in. (76 mm) outside diameter steel washer © 2016 Johnson Controls, Inc. Part No. 24-7701-136, Rev. B www.johnsoncontrols.com Code No. LIT-216605...
  • Page 2 etpoint The setpoint is adjustable from 30 to 90% Relative 3. Loosen the cover screw, and lift the cover off the Humidity (RH). Use a 1/8 in. (3 mm) flat-blade unit. (See Figure 2.) screwdriver to adjust the setpoint potentiometer located under the cover.
  • Page 3: Dditional Information

    iring roubleshooting If the humidistat is not functioning properly: 1. Check all supply voltage connections and output WARNING: Risk of Electric Shock. wiring to make sure the wiring is correct. Disconnect the power supply before making electrical 2. Move the setpoint up and down to ensure the connections.
  • Page 4 The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the local Johnson Controls office. Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.
  • Page 5 RH Series HH-6705 Duct Humidistat Installation Instructions...

This manual is also suitable for:

Truerh hh-6705