CTT 100S Toroidal Conductivity Transmitter

CTT 100S – Toroidal Conductivity / TDS Transmitter Description

Electronet Series CTT 100S is an advanced Toroidal Conductivity / TDS Transmitter designed for a wide range of industrial applications. It accepts input from a Toroidal Conductivity Electrode and converts the conductivity signal into a reliable 4–20 mA output (with optional HART).
The unit features an LCD display for real-time conductivity indication and offers easily accessible Zero/Span adjustments. Its rugged construction and precise measurement performance make it ideal for continuous online monitoring.

  Features

• On-line conductivity measurement

• Non-volatile memory retains settings during power failure

• 4–20 mA DC output / 4–20 mA with HART (Generic)

• Auto / manual temperature compensation

• Clear LCD display for online indication

• Simple and user-friendly operating interface

• 2-wire loop-powered system

• Suitable for harsh industrial applications

  Technical Specifications Input

• Type: Toroidal Conductivity Electrode

• Calibration Range: 200 to 2,000,000 µS/cm

Power

• Supply: 24V DC, 2-wire loop powered

• Power Consumption: < 50 mW

Display

• Type: LCD with backlight

Output

• Signal: 4–20 mA DC / 4–20 mA with HART (Generic)

• Transmitter Accuracy: ±0.25% F.S.

• Response Time: < 500 mSec

• Temperature Coefficient: ±0.01% per °C

Temperature Compensation

• Sensor: RTD PT-100 / PT-1000

Environmental Conditions

• Ambient Temperature: Suitable for industrial environments

• Humidity: 5% to 95% RH (non-condensing at 25°C)

• Isolation: 1.4 kV between input, output & power

Connections

• Sensor Connection:

  1. BNC connector

  2. Terminal connection

• Conduit Entry:

  1. M20 × 1.5 (F)

  2. ½" NPT (F)

Physical

• Dimensions: 155 mm (H) × 105 mm (W) × 130 mm (D)

• Mounting: 2" pipe mounting

• Housing: Cast aluminum with epoxy coating (NEMA 4X) / SS316

• Protection Class: Flameproof CMRI IA IIB / Weatherproof IP-65

• Weight: Approx. 1 kg

Optional

• Flow-through assembly: SS316 / PP