Model ZERO SPAN MODEL: M2CA D: 0 – 20 mA DC (Load resistance 750 Ω max.) Super-mini Signal Conditioners Mini-M Series E: 0 – 16 mA DC (Load resistance 900 Ω max.) F: 0 – 10 mA DC (Load resistance 1500 Ω max.) CT TRANSMITTER G: 0 – 1 mA DC (Load resistance 15 kΩ max.) (Average sensing, RMS calibrated) Z: Specify current (See OUTPUT SPECIFICATIONS) Functions & Features Voltage • Converts alternating current from a current transformer 1: 0 – 10 mV DC (Load resistance 10 kΩ min.) into a standard process signal 2: 0 – 100 mV DC (Load resistance 100 kΩ min.) • Minimum ripple 3: 0 – 1 V DC (Load resistance 1000 Ω min.) • Rerouted input signal does not pass through the base 4: 0 – 10 V DC (Load resistance 10 kΩ min.) socket in order to protect it from melting caused by rush 5: 0 – 5 V DC (Load resistance 5000 Ω min.) current of a motor 6: 1 – 5 V DC (Load resistance 5000 Ω min.) • CT Protector provided for open-circuit protection 0: Specify voltage (See OUTPUT SPECIFICATIONS) • CE marking • UL approval [3] POWER INPUT AC Power Typical Applications M: 85 – 264 V AC (Operational voltage range 85 – 264 V, • Centralized monitoring and control of motors, pumps or 47 – 66 Hz) heaters by DCS (Select ‘/N’ for ‘Standards & Approvals’ code.) • Monitoring power line and power supply current M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, 23 (.91) 23 (.91) 47 – 66 Hz) (90 – 264 V for UL) DC Power R: 24 V DC 76 (2.99) (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) R2: 11 – 27 V DC (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) 124 (Select ‘/N’ for ‘Standards & Approvals’ code.) (4.88) P: 110 V DC mm (inch) (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) (110 V ±10 % for UL) MODEL: M2CA–[1][2]-[3][4] [4] OPTIONS (multiple selections) ORDERING INFORMATION STANDARDS & APPROVALS (must be specified) • Code number: M2CA-[1][2]-[3][4] /N: Without CE or UL Specify a code from below for [1] through [4]. /CE: CE marking (e.g. M2CA-5A-M2/CE/Q) /UL: UL approval (CE marking) • Special output range (For codes Z & 0) OTHER OPTIONS • Specify the specification for option code /Q blank: none (e.g. /C01/S01) /Q: Option other than the above (specify the specification) (UL not available) [1] INPUT (sine wave) Current SPECIFICATIONS OF OPTION: Q (multiple selections) 1: 0 – 1 A AC COATING (For the detail, refer to M-System's web site.) 5: 0 – 5 A AC /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating [2] OUTPUT TERMINAL SCREW MATERIAL Current /S01: Stainless steel A: 4 – 20 mA DC (Load resistance 750 Ω max.) B: 2 – 10 mA DC (Load resistance 1500 Ω max.) C: 1 – 5 mA DC (Load resistance 3000 Ω max.) http://www.m-system.co.jp/ M2CA SPECIFICATIONS ES-5037 Rev.12 Page 1/3 MODEL: M2CA to power to ground) GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3 screw terminals (torque 0.8 N·m) STANDARDS & APPROVALS Housing material: Flame-resistant resin (black) CE conformity: Isolation: Input to output to power EMC Directive (2004/108/EC) Input waveform EN 61000-6-4 (EMI) Average sensing: Sine wave EN 61000-6-2 (EMS) Overrange output: 0 to 120 % at 1 – 5 V Low Voltage Directive (2006/95/EC) Zero adjustment: -5 to +5 % (front) EN 61010-1 Span adjustment: 95 to 105 % (front) Installation Category II Pollution Degree 2 Max. operating voltage 300 V INPUT SPECIFICATIONS Input or output to power: Reinforced insulation Frequency: 50 or 60 Hz Input to output: Basic insulation Input burden: Approval: ≤ 0.1 VA (input 0 – 1 A) UL/C-UL nonincendive Class I, Division 2, ≤ 0.5 VA (input 0 – 5 A) Groups A, B, C, and D hazardous locations Overload capacity: 500 % of rating for 5 sec., 120 % (UL 1604, CAN/CSA-C22.2 No.213) continuous UL/C-UL general safety requirements Operational range: 0 – 120 % of rating (UL 61010B-1, CAN/CSA-C22.2 No.1010-1) OUTPUT SPECIFICATIONS • DC Current: 0 – 20 mA DC Minimum span: 1 mA Offset: Max. 1.5 times span Load resistance: Output drive 15 V max. • DC Voltage: 0 – 12 V DC Minimum span: 5 mV Offset: 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: ±0.3 % Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %) Ripple: 0.5 %p-p max. (100/120 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 http://www.m-system.co.jp/ M2CA SPECIFICATIONS ES-5037 Rev.12 Page 2/3 MODEL: M2CA EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) approx. 200 (7.9) CT PROTECTOR (total of both sides) (model: CTM2) 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. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM SOURCE Z S INPUT K k TRANSFORMER RMS / Ave. Output 1 9 + Operation Driver CT OUTPUT 4 12 – l L 5 13 U(+) LOAD POWER 8 14 V(–) CT PROTECTOR Base Socket model: CTM2 Specifications are subject to change without notice. http://www.m-system.co.jp/ M2CA SPECIFICATIONS ES-5037 Rev.12 Page 3/3 70.5 (2.78) 59 (2.32) 4 (.16) 72 (2.83) 28 (1.10)