Lutron 4-20mA Controller (CT-2012) Alarm & Indicator

Lutron 4-20mA Controller (CT-2012) Alarm & Indicator

The CT-2012 is a versatile 4-20 mA controller, alarm, and indicator that supports a wide range of monitoring applications. With a red LED display and user-configurable settings, it enables precise control and alarming based on 4-20 mA input signals. Designed for compatibility with various environmental and industrial sensors, the CT-2012 is ideal for applications such as humidity, temperature, pressure, vibration, and more. It includes features like dual relay outputs, adjustable hysteresis, and RS232/USB interfaces for data logging and external control, making it suitable for robust industrial monitoring and control systems.

Features

• Input: 4-20 mA DC, linear with user-adjustable display values between -1999 to 9999.
• Two relay outputs:
  • Relay 1: High/Low control relay.
  • Relay 2: High/Low alarm relay.
• Compatible with various sensors for measurements like humidity, light, pH, temperature, RPM, pressure, etc.
• Adjustable decimal point options (DP1, DP2, DP3) for display precision.
• High brightness red LED display with 14 mm digit height for easy reading.
• Control and alarm functions with user-defined hysteresis settings.
• Microprocessor-controlled for high accuracy and special functionality.
• RS232/USB interface for computer data logging and external control.
• Power supply: 90-264 VAC, 50/60 Hz.
• Standard DIN case (96 x 48 mm) with panel mount options.

General Specifications

• Display: 4-digit red LED with indicators for process value (PV), set value (SV), control output, and alarm output.
• Input signal: Linear, 4-20 mA DC.
• Accuracy:
  • Span: ±(0.15% + 2d) F.S. at 23 ± 5℃.
  • Zero: ±(0.1% + 2d) F.S.
• Decimal point adjustment options: DP1, DP2, DP3.
• Operating temperature: 0 to 50℃.
• Operating humidity: Less than 80% RH.
• Power consumption: Approx. 3.5 VA (110V AC) / 4.9 VA (220V AC).
• Power supply output: DC 24V, max 50 mA.
• Data output: RS232 PC serial interface.

Dimensions and Weight

• DIN size: 96 x 48 mm; panel cut size: 92 x 46 mm; depth: 110 mm.
• Weight: 384 g (0.84 lbs).

Accessories Included

• Instruction manual: 1 PC.
• Case holder with screws: 2 PCs.

Optional Accessories

• Data acquisition software (SW-U801-WIN).
• RS232 cable (UPCB-02).
• USB cable (USB-01).