DWYER USA Plastic Series HS Humidity Switch, For Industrial, Certification : YAS

series hs humidity switch

programmable, 8 a relay, 3-digit display

the series hs humidity switch provides control for humidifying or dehumidifying systems. Relative humidity, output status, and error messaging can be viewed on the bright green led. Access to programming parameters can be locked for security purposes using the password protection feature.

product applications

• industrial chillers
• environmental chamberswalk-ins and freezersheat sealersbeer and chillers
• mug frosterscoolers
• display cases and cabinets
• meat and produce storage
• floral preservation
• refrigerated transportation
• laboratoriesfood service equipment
• ovens and dryers
• greenhouses
• museumstobacco preservation
• monitor humidity in ducts

modeldescription

• hs-111humidity switch, 0-1 v input sensor, 110 vac supply voltage.
• hs-112humidity switch, 0-1 v input sensor, 230 vac supply voltage.
• hs-311humidity switch, 0-3 v input sensor, 110 vac supply voltage.
• hs-312humidity switch, 0-3 v input sensor, 230 vac supply voltage.
• hs-411humidity switch, 4-20 ma input sensor, 110 vac supply voltage.
• hs-412humidity switch, 4-20 ma input sensor, 230 vac supply voltage.

specifications

• relative humidity range:10 to 100% rh.
• input:0 to 1 v, 3 v or 4 to 20 ma.
• accuracy:thc-p: ±5% @ 20 to 90%; hs: ±1% rh.
• display:3-digit, green, 1/2" (12.7 mm) digits.
• resolution:1 digit.
• temperature limits:32 to 158°f (0 to 70°c).
• storage temperature:-4 to 176°f (-20 to 80°c).
• output:16 a spdt relay @ 250 vac resistive.
• horsepower rating (hp):1 hp.
• control type:on/off.
• power requirements:115 vac or 230 vac (depending on model).
• memory backup:nonvolatile memory.
• weight:2.3 oz (65 g).
• front panel rating:ip64.
• agency approvals:ce, curus.

features

• relative humidity display and control
• parameter protection

accessories

model numberdescription

• thc-phumidity probe with 3v output & 4' (1.2 m) cable.
• 0 to 1 v, 4 to 20 ma or 3 v (thc-p) input selection