Installation Guide
Humidity
NOTICE
• This product is not intended for life or safety applications.
• Do not install this product in hazardous or classified locations.
• Read and understand the instructions before installing
this product.
• Turn off all power supplying equipment before working on it.
• The installer is responsible for conformance to all applicable codes.
No responsibility is assumed by Veris Industries for any consequences arising out of the
use of this material.
Z202979-0U
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Alta Labs, Enercept, Enspector, Hawkeye, Trustat, Aerospond, Veris, and the Veris 'V' logo are trademarks or registered trademarks of Veris Industries, L.L.C. in the USA and/or other countries.
Wall Mount with Relay Setpoints, LCD, and
Humidistat and Thermostat Control
Product Overview
The HT relay series has dual outputs to measure temperature and humidity of the air inside a room. They are
designed for use in hospital rooms, laboratories, and other spaces that require precise environmental control.
Two separate relays control the setpoints for heating and cooling when in thermostat mode or humidifying and
de-humidifying when in humidistat mode. The slide switch position determines the output type (amp or volt). To
maintain accuracy, keep vents clear of dust, debris, etc. The HT is warranted for period of five years.
Product Identification
Accuracy
NIST
HT
1 = 1%
N = NIST (1 & 2% only)
2 = 2%
X = No (2, 3, 5% only)
3 = 3%
5 = 5%
©2014 Veris Industries USA 800.354.8556 or +1.503.598.4564 / support@veris.com
Other companies' trademarks are hereby acknowledged to belong to their respective owners.
HT Series
Temp Cal
Setpoint
Certificate
R
S
= Relay
= CE
0 = None
1 = 1 point Cal
Validation
2 = 2 point Cal
Validation
TM
Option
B = 100R Platinum, RTD
C = 1k Platinum, RTD
D = 10k T2, Thermistor
E = 2.2k, Thermistor
F = 3k, Thermistor
G = 10k CPC, Thermistor
H = 10k T3, Thermistor
I = 1k Balco (nickel-iron) RTD
J = 10k Dale, Thermistor
K = 10k w/11k shunt,Thermistor
M = 20k NTC, Thermistor
N = 1800 ohm TAC, Thermistor
Q = 1uA/C, Linitemp
R = 10k US, Thermistor
S = 10k 3A 221, Thermistor
T = 100k, Thermistor
U = 20k "D", Thermistor
W = 10k T2 high accuracy, Thermistor
Y = 10k T3 high accuracy, Thermistor
Z = 10k E1, Thermistor
CC= 15k, Thermistor
02141
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