Model ZERO SPAN MODEL: M2CEC 40: 0 – 40 A AC Super-mini Signal Conditioners Mini-M Series 50: 0 – 50 A AC 60: 0 – 60 A AC AC CURRENT TRANSMITTER 75: 0 – 75 A AC (clamp-on current sensor) 100: 0 – 100 A AC Functions & Features 125: 0 – 125 A AC • Converts an alternating current into a standard 150: 0 – 150 A AC process signal 175: 0 – 175 A AC • Easy-to-install clamp-on type current sensor with no need 200: 0 – 200 A AC of a current transformer 225: 0 – 225 A AC • Clamp-on current sensor included 250: 0 – 250 A AC • Wide input range from 10A up to 600A 300: 0 – 300 A AC • Input frequency 50 / 60 / 400 Hz 350: 0 – 350 A AC • Over-voltage clamp element for safety in open circuit 400: 0 – 400 A AC • True RMS sensing 500: 0 – 500 A AC • Universal power input 600: 0 – 600 A AC • High-density mounting (Not selectable with the sensor type code 1.) Typical Applications • Centralized monitoring and control of motors at a [3] OUTPUT supervisory panel Current • Monitoring abnormal load current at motors to detect A: 4 – 20 mA DC (Load resistance 750 Ω max.) pump malfunctions B: 2 – 10 mA DC (Load resistance 1500 Ω max.) 23 (.91) C: 1 – 5 mA DC (Load resistance 3000 Ω max.) D: 0 – 20 mA DC (Load resistance 750 Ω max.) E: 0 – 16 mA DC (Load resistance 900 Ω max.) 76 (2.99) F: 0 – 10 mA DC (Load resistance 1500 Ω max.) G: 0 – 1 mA DC (Load resistance 15 kΩ max.) Z: Specify current (See OUTPUT SPECIFICATIONS) 124 Voltage (4.88) 1: 0 – 10 mV DC (Load resistance 10 kΩ min.) mm (inch) 2: 0 – 100 mV DC (Load resistance 100 kΩ min.) 3: 0 – 1 V DC (Load resistance 1000 Ω min.) MODEL: M2CEC-[1][2][3]-[4][5] 4: 0 – 10 V DC (Load resistance 10 kΩ min.) 5: 0 – 5 V DC (Load resistance 5000 Ω min.) 6: 1 – 5 V DC (Load resistance 5000 Ω min.) ORDERING INFORMATION 4W: -10 – +10 V DC (Load resistance 10 kΩ min.) • Code number: M2CEC-[1][2][3]-[4][5] 5W: -5 – +5 V DC (Load resistance 5000 Ω min.) Specify a code from below for each [1] through [5]. 0: Specify voltage (See OUTPUT SPECIFICATIONS) (e.g. M2CEC-150A-M/Q) • Special output ranges (For codes Z&0) • Specify the specification for option code /Q [4] POWER INPUT (e.g. /C01/S01) AC Power M: 85 – 264 V AC (Operational voltage range 85 – 264 V, 47 – 66 Hz) [1] SENSOR DC Power 1: Leadwire type CLSA R: 24 V DC 2: Screw terminal type CLSB (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) R2: 11 – 27 V DC [2] INPUT (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) 10: 0 – 10 A AC P: 110 V DC 15: 0 – 15 A AC (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) 20: 0 – 20 A AC 30: 0 – 30 A AC http://www.m-system.co.jp/ M2CEC SPECIFICATIONS ES-5052 Rev.2 Page 1/5 MODEL: M2CEC Weight: 80 g (2.8 oz) [5] OPTIONS • 0 – 125 A through 0 – 200 A Use OTHER OPTIONS Sensor model No.: CLSB-20 blank: none Applicable cable diameter: Max. 24.0 /Q: Option other than the above (specify the specification) Weight: 200 g (7.1 oz) • 0 – 225 A through 0 – 400 A Use SPECIFICATIONS OF OPTION: Q (multiple selections) Sensor model No.: CLSB-40 COATING (For the detail, refer to M-System's web site.) Applicable cable diameter: Max. 35.0 /C01: Silicone coating Weight: 300 g (10.6 oz) /C02: Polyurethane coating • 0 – 500 A through 0 – 600 A Use /C03: Rubber coating Sensor model No.: CLSB-60 TERMINAL SCREW MATERIAL Applicable cable diameter: Max. 35.0 /S01: Stainless steel Weight: 360 g (12.7 oz) Note 1: The output values may vary depending on the accuracy of engagement at the clamp connection. ACCESSORIES Note 2: The sensor is detachable up to 100 times (approx.). The clamp-on current sensor is included in the product Note 3: The sensor’s mechanical construction may cause it package. to generate resonance sound. However, it does not affect ■ CLAMP-ON CURRENT SENSOR (leadwire type CLSA) the performance of the sensor. • 0 – 10 A through 0 – 75 A Use Sensor model No.: CLSA-08 Sensor cable model No.: CLSA-08C-30 GENERAL SPECIFICATIONS Applicable cable diameter: Max. 10.0 Construction: Plug-in Sensor leadwire: AWG 22 Connection: M3 screw terminals (torque 0.8 N·m) Weight: 45 g (1.6 oz) Housing material: Flame-resistant resin (black) • 0 – 100 A Use Isolation: Sensor core to input to output to power Sensor model No.: CLSA-12 Input waveform Sensor cable model No.: CLSA-08C-30 RMS sensing: Up to 15 % of 3rd harmonic content Applicable cable diameter: Max. 16.0 Overrange output: 0 to 120 % at 1 – 5 V Sensor leadwire: AWG 22 Zero adjustment: -5 to +5 % (front) Weight: 70 g (2.5 oz) Span adjustment: 95 to 105 % (front) • 0 – 125 A through 0 – 300 A Use Sensor model No.: CLSA-30 INPUT SPECIFICATIONS Applicable cable diameter: Max. 24.0 Frequency: 50 / 60 / 400 Hz Sensor leadwire: AWG 18, 200 mm Overload capacity Weight: 200 g (7.1 oz) CLSA - 08: 120 A continuous • 0 – 350 A through 0 – 500 A Use CLSA - 12: 300 A continuous Sensor model No.: CLSA-50 CLSA - 30: 360 A continuous Applicable cable diameter: Max. 36.0 CLSA - 50: 600 A continuous Sensor leadwire: AWG 18, 200 mm CLSB - 05: 100 A continuous Weight: 300 g (10.6 oz) CLSB - 10: 200 A continuous ■ CLAMP-ON CURRENT SENSOR (screw terminal type CLSB) CLSB - 20: 300 A continuous Connection: M3 screw terminal (torque 0.5 N·m) CLSB - 40: 600 A continuous Screw terminal: Nickel-plated steel CLSB - 60: 720 A continuous Output wiring: Use AWG22 or thicker wires for the output. Operational range: 0 – 120 % of rating Twist the paired wires, extendable up to 30 meters. Be sure that the input voltage is of 440 V or less. • 0 – 10 A through 0 – 50 A Use Sensor model No.: CLSB-05 Applicable cable diameter: Max. 10.0 OUTPUT SPECIFICATIONS Weight: 45 g (1.6 oz) • DC Current: 0 – 20 mA DC • 0 – 60 A through 0 – 100 A Use Minimum span: 1 mA Sensor model No.: CLSB-10 Zero suppression/elevation: Max. 1.5 times span Applicable cable diameter: Max. 16.0 Load resistance: Output drive 15V maximum http://www.m-system.co.jp/ M2CEC SPECIFICATIONS ES-5052 Rev.2 Page 2/5 MODEL: M2CEC • DC Voltage: -10 – +12 V DC Minimum span: 5mV Zero suppression/elevation: Max. 1.5 times span Load resistance: Output drive 1 mA max. at≥0.5 V INSTALLATION Power Consumption •AC Power input: Approx. 3 VA at 100 V Approx. 4 VA at 200 V Approx. 5 VA at 264 V •DC Power input: Approx. 3 W Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 150 g (0.33 lbs) PERFORMANCE in percentage of span Accuracy: ±0.5 % (±1.0 % at 400 Hz) Temp. coefficient: ±0.05 %/°C (±0.03 %/°F) Response time: ≤ 0.7 sec. (0 – 90 %) Ripple: 0.5 %p-p max. (50/60 Hz) Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input to output to power to ground) 1000 V AC @1 minute (sensor core to sensor output) EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 6 (.23) DIN RAIL 4 1 35mm wide 8 5 2–4.2x5 (.17x.20) MTG HOLE 6 (.24) deep 12 9 8–M3 SCREW 14 13 21.5 (.85) 10 (.39) 84 (3.31) 15 (.59) 114 (4.49) [4 (.16)] 23 (.91) • When mounting, no extra space is needed between units. http://www.m-system.co.jp/ M2CEC SPECIFICATIONS ES-5052 Rev.2 Page 3/5 70.5 (2.78) 59 (2.32) 4 (.16) 72 (2.83) MODEL: M2CEC ■ Sensor model No.: CLSA-08 ■ Sensor model No.: CLSB-10 41 (1.61) 150 (5.91) 3000 (118) 7.5 30.5 (1.20) 7.5 53.7 (2.11) 10 (.39) (.30) (.30) 2–M3 SCREW 26 (1.02) 27 (1.05) dia. 16 dia. (.63) l k l k l k L K K L TERMINAL COVER ■ Sensor model No.: CLSA-12 (detachable) 44.5 (1.75) 150 (5.91) 3000 (118) ■ Sensor model No.: CLSB-20 16 (.63) 30 (1.18) dia. 31 (1.22) 8.3 35.9 8.3 75.7 (2.98) 2–M3 SCREW (.33) (1.41) (.33) 24 dia. (.94) l l k k L K l k ■ Sensor model No.: CLSA-30 K L TERMINAL COVER 64 (2.52) 200 (7.87) (detachable) 24 (.94) 4 34 (1.34) 4 dia. 40 (1.57) ■ Sensor model No.: CLSB-40 (.16) (.16) k 8.8 35.5 8.8 93 (3.66) 2–M3 SCREW (.35) (1.40) (.35) 35 dia. (1.38) l k l K L l k ■ Sensor model No.: CLSA-50 K L TERMINAL COVER 80 (3.15) 200 (7.87) 36 (1.41) (detachable) 4 38 (1.50) 4 dia. 50 (1.97) (.16) (.16) ■ Sensor model No.: CLSB-60 k 8.8 35.5 8.8 93 (3.66) (.35) (.35) (1.40) 2–M3 SCREW 35 dia. (1.38) l k l K L l k ■ Sensor model No.: CLSB-05 K L 8.6 26.3 (1.04) 8.6 48 (1.89) TERMINAL COVER (.34) (.34) 2–M3 SCREW (detachable) 10 dia. (.39) l k l k K L TERMINAL COVER (detachable) http://www.m-system.co.jp/ M2CEC SPECIFICATIONS ES-5052 Rev.2 Page 4/5 28.9 (1.14) 59.5 (2.34) 29 (1.14) 23 (.91) 47.5 (1.87) 73.5 (2.89) 73.5 (2.89) 55.9 (2.20) 37.4 (1.47) MODEL: M2CEC SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM SOURCE Z S Isolation CONNECTOR* k AC R.M.S. Output 1 9 + Amplifier Operation Driver CLAMP-ON SENSOR OUTPUT 4 12 – l 5 13 U(+) LOAD POWER 8 14 V(–) Base Socket *Connector provided only for the CLSA-08 and CLSA-12. Specifications are subject to change without notice. http://www.m-system.co.jp/ M2CEC SPECIFICATIONS ES-5052 Rev.2 Page 5/5