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DWYER Temperature Controller: 4B - Temperature Controllers
DwyerTemperature Controllers

DWYER Temperature Controller: 4B

The DWYER Temperature Controller: 4B (SKU 810PP9, MPN 4B-33-LV) is a 1/4 DIN digital temperature controller with On/Off Action control mode. It accepts a thermocouple sensor input and features (2) relay outputs rated…

SKU 3G-OTH-361511

Brand
Dwyer
Item
Temperature Controller: 4B
Category
Temperature Controllers
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Technical Specifications

Dwyer
Brand
DWYER
Output
(2) Relay
Series
4B
Current
5 A
Sensor Type
Thermocouple
Control Mode
On/Off Action
Display Type
Digital
Product Type
Temperature Controller
Input Voltage
24V DC
Manufacturer Part Number
4B-33-LV
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER Temperature Controller: 4B (SKU 810PP9, MPN 4B-33-LV) is a 1/4 DIN digital temperature controller with On/Off Action control mode. It accepts a thermocouple sensor input and features (2) relay outputs rated at 5 A, powered by 24V DC input voltage.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer temperature controllers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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