Winland HA-4 - Specification Sheet, 12/23

D-075-0123 REV A (12/2023)

424 North Riverfront Drive, Suite 200 • Mank
ato, MN • 56001 • 800.635.4269 • www.winland.com
HUMIDITY ALERT - 4
Model Number: HA-4
Item Number: M-001-0170
Sensor accessory to monitor for relative humidity





HA-4 is a humidity sensor accessory for:


EnviroAlert Professional
®
Gateway (EA
Pro
-GTWY)


EnviroAlert
®
200 series (EA200-12 and EA200-24)


EnviroAlert
®
400 series (EA400-12 and EA400-24)


EnviroAlert
®
800-ip (Discontinued)


Features:




Monitors for the ambient room humidity from
5 to 95% RH with ±3.0% from 25 to 75% RH


May be used in cooler/freezer environments


Maximum cable run of 1,000’ (
304.8m) [18-22 AWG twisted pair]
o

Consider Winland accessories:


Temp-S-K


12VDCT

Specifications:
Sensor Humidity Range
5 to 95% RH at 77 °F (25 °C)
Device Operating Temperature
Ran
g
e
–40 to +140 °F (-40 to +60 °C)
Power Requirements

12V DC, 0.21W Max
Sensing Element

Capacitive / IC
Response Time
TC < 12 minutes
Accuracy
± 3% from 25 to 75% RH at 77 °F (25 °C)
Dimensions

3.9” x 2.9” x 1.7” (9.9cm x 7.4cm x 4.3cm)

Wei
g
ht 5.3oz (150.0
g
)
Mountin
g

Surface mount