Dwyer Temperature Controller: 4B, 1/4 DIN Size, RTD/Thermocouple, Manual/On/Off Action/PID
The DWYER Temperature Controller: 4B (SKU 4B-33-LV, 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…
SKU 3G-OTH-361511
Also listed as: 4B33LV · 4B 33 LV
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The DWYER Temperature Controller: 4B (SKU 4B-33-LV, 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.
Frequently Asked Questions
What is the Dwyer 4B-33-LV temperature controller used for?
The Dwyer 4B-33-LV is a 1/4 DIN digital temperature controller used for industrial process heating and cooling applications. It accepts thermocouple or RTD sensor inputs and provides on/off or PID control via two relay outputs rated at 5 A, making it suitable for ovens, furnaces, and packaging equipment.
What are the specifications of the Dwyer 4B-33-LV temperature controller?
The Dwyer 4B-33-LV is a 1/4 DIN digital controller with on/off action and PID modes. It accepts thermocouple or RTD sensors, has two relay outputs at 5 A, and operates on 24V DC input voltage. The display is digital, and the control mode includes manual and automatic options.
Where to buy the Dwyer 4B-33-LV temperature controller worldwide?
You can source the Dwyer 4B-33-LV temperature controller from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this Dwyer controller.
How to install the Dwyer 4B-33-LV temperature controller?
Install the Dwyer 4B-33-LV by mounting it in a 1/4 DIN panel cutout. Connect the thermocouple or RTD sensor to the input terminals, wire the two relay outputs for your load (max 5 A), and supply 24V DC power. Follow standard wiring practices and consult the Dwyer manual for PID tuning if used.
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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.
