MODEL: M5CT Super-mini Terminal Block Signal Conditioners M5-UNIT [3] POWER INPUT AC Power M: 85 – 264 V AC (Operational voltage range 85 – 264 V, CT TRANSMITTER 47 –66 Hz) Functions & Features (CE not available) • Converts an alternating current from a current DC Power transformer into a standard process signal R: 24 V DC • True RMS sensing (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) • High-density mounting • Power LED • CE marking for 24 V DC power [4] OPTIONS blank: none 25 (.98) /Q: With options (specify the specification) SPECIFICATIONS OF OPTION: Q 97 COATING (For the detail, refer to M-System's web site.) (3.82) /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating 41 (1.61) mm (inch) GENERAL SPECIFICATIONS MODEL: M5CT-[1][2]-[3][4] Construction: Terminal block Connection: M3.5 screw terminals (torque 0.8 N·m) Screw terminal: Nickel-plated steel ORDERING INFORMATION Housing material: Flame-resistant resin (black) Specify a code from below for each [1] through [4]. Isolation: Input to output to power • Code number: M5CT-[1][2]-[3][4] Input waveform (e.g. M5CT-14W-R/Q) RMS sensing: Up to 15 % of 3rd harmonic content Specify variables. Zero adjustment: -2 to +2 % (front) • Special output range (For codes Z & 0) Span adjustment: 98 to 102 % (front) • Specify the specification for option code /Q Power LED: Green light turns on when the power is supplied. (e.g. /C01 ) INPUT SPECIFICATIONS [1] INPUT Frequency: 50 or 60 Hz Current Overload capacity: 500 % of rating for 5 sec., 120 % 1: 0 – 1 A AC (Input burden ≤ 0.1 VA) continuous 5: 0 – 5 A AC (Input burden ≤ 0.5 VA) Operational range: 5 – 120 % of rating [2] OUTPUT OUTPUT SPECIFICATIONS Current ■ DC Current: 0 – 20 mA DC A: 4 – 20 mA DC (Load resistance 550 Ω max.) Minimum span: 1 mA Z: Specify current (See OUTPUT SPECIFICATIONS) Offset: Max. 1.5 times span Voltage Load resistance: Output drive 11 V max. 4: 0 – 10 V DC (Load resistance 1000 Ω min.) ■ DC Voltage: 0 – 10 V DC 5: 0 – 5 V DC (Load resistance 500 Ω min.) Minimum span: 1 V 6: 1 – 5 V DC (Load resistance 500 Ω min.) Offset: Max. 1.5 times span 4W: -10 – +10 V DC (Load resistance 8000 Ω min.) Load resistance: Output drive 10 mA max.; at ≥ 1 V 5W: -5 – +5 V DC (Load resistance 4000 Ω min.) 0: Specify voltage (See OUTPUT SPECIFICATIONS) http://www.m-system.co.jp/ M5CT SPECIFICATIONS ES-2487 Rev.9 Page 1/3 MODEL: M5CT INSTALLATION Power Consumption •AC: Approx. 2 VA at 100 V Approx. 3 VA at 200 V Approx. 3 VA at 264 V •DC: Approx. 2 W Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 0 to 90 %RH (non-condensing) Mounting: DIN rail Weight: 80 g (2.8 oz) PERFORMANCE in percentage of span Accuracy: ±0.3 % with input 5 – 100 % (Input 10 – 100 % for the output codes 4W and 5W) Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %) Ripple: 0.5 %p-p max. Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength (input to output to power to ground) DC powered: 2000 V AC @1 minute AC powered: 1500 V AC @1 minute STANDARDS & APPROVALS CE conformity: EMC Directive (2004/108/EC) EMI EN 61000-6-4: 2007 EMS EN 61000-6-2: 2005 FRONT VIEW 1 2 Power LED 3 4 Span Adj. Zero Adj. 5 6 7 8 http://www.m-system.co.jp/ M5CT SPECIFICATIONS ES-2487 Rev.9 Page 2/3 MODEL: M5CT DIMENSIONS unit: mm (inch) 7.3 (.29) 8–M3.5 SCREW 1 2 DIN RAIL 3 4 35mm wide 5 6 7 8 25 (.98) 41 (1.61) [3.3 (.13)] • When mounting, no extra space is needed between units. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM SOURCE Z S INPUT K k TRANSFORMER Low Drift RMS Output + 3 5 Amplifier Operation Driver (A) CT OUTPUT – 4 6 (±) l L POWER LED 1 7 U(+) LOAD POWER 2 8 V(–) Specifications are subject to change without notice. http://www.m-system.co.jp/ M5CT SPECIFICATIONS ES-2487 Rev.9 Page 3/3 3 (.12) 94 (3.70) 35.4 (1.39)