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OMEGA DIAL LIMIT CONTROLLER: CN740, 1/16 DIN Size, RTD, 100 to 240V AC - Temperature Controllers
OMEGATemperature Controllers

OMEGA DIAL LIMIT CONTROLLER: CN740, 1/16 DIN Size, RTD, 100 to 240V AC

The OMEGA CN740 is a 1/16 DIN temperature controller with a digital display, designed for RTD sensors. It operates on 100 to 240V AC input and features a 40 A current rating, with one relay alarm and one 14V, 10 to…

SKU 3G-OTH-361559

Also listed as: CN 743 · CN-743

Brand
OMEGA
Item
DIAL LIMIT CONTROLLER: CN740, 1/16 DIN Size, RTD, 100 to 240V AC
Category
Temperature Controllers
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OMEGA
Manufacturer Part Number
CN743
Series
CN740
Type
RTD, 0°C to 50°C, Digital, 40 A
AC
100 to 240V
Alarms
(1) Relay
Output
(1) 14V, 10 to -20% (max 40mA) Relay
Current
40 A
DIN Size
1/16
Sensor Type
RTD
Display Type
Digital
Product Type
DIN Temperature Controller
Input Voltage
100 to 240V AC

Technical Documents

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OMEGA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OMEGA CN740 is a 1/16 DIN temperature controller with a digital display, designed for RTD sensors. It operates on 100 to 240V AC input and features a 40 A current rating, with one relay alarm and one 14V, 10 to -20% (max 40mA) relay output. This model (MPN CN743) is part of the CN740 series.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OMEGA CN740 temperature controller used for?

The OMEGA CN740 is a 1/16 DIN temperature controller used for precise temperature regulation in industrial processes. It accepts RTD sensors and provides a digital display, making it suitable for applications in HVAC, plastics, packaging, and food processing where accurate temperature control is critical.

What are the specifications of the OMEGA CN743 temperature controller?

The OMEGA CN743 is a 1/16 DIN digital temperature controller with a 40 A current rating, operating on 100 to 240V AC input. It accepts RTD sensors, has one relay alarm, and one 14V, 10 to -20% (max 40mA) relay output. The ambient operating range is 0°C to 50°C.

Where to buy the OMEGA CN743 temperature controller worldwide?

3G Electric supplies the OMEGA CN743 temperature controller to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this 1/16 DIN RTD controller.

How to select the right OMEGA CN740 series controller for RTD sensors?

To select the right OMEGA CN740 controller, confirm your RTD sensor type (e.g., Pt100) and required temperature range. The CN743 model offers a 40 A relay output and 100 to 240V AC input. Ensure your process voltage and alarm needs match the single relay alarm and 14V auxiliary output.

Used in

Common applications for OMEGA
Process control — OMEGA PR-22-3-100-A-1/8-0600-M12 RTD probes for temperature monitoring in chemical reactors
HVAC systems — OMEGA DP32PT digital panel meters for displaying temperature and pressure in building management
Gas appliance testing — OMEGA 5SC-TT-K-36-36 Type K thermocouples for measuring flue gas temperatures
Surface temperature measurement — OMEGA SA1-RTD-120 surface RTDs for monitoring pipe or vessel walls
Laboratory instrumentation — OMEGA NHX-K-M thermocouple plugs for connecting sensors to data loggers
Energy management — OMEGA M12TXSS-PT100-13MM-1/8NPT transmitters for boiler temperature feedback

OMEGA Products

3G Electric supplies OMEGA 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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