Model MODEL: M2D Super-mini Signal Conditioners Mini-M Series [1] POWER INPUT AC Power M: 85 – 264 V AC (Operational voltage range 85 – 264 V, CURRENT LOOP SUPPLY 47 – 66 Hz) (non-isolated) (Select ‘/N’ for ‘Standards & Approvals’ code.) Functions & Features DC Power • Powers a 4 – 20 mA DC current loop R: 24 V DC • Electrically isolating output signal from power input (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) • Shortcircuit protection R2: 11 – 27 V DC • Applicable to smart transmitters (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) • CE marking for 24 V DC power (Select ‘/N’ for ‘Standards & Approvals’ code.) • UL approval for 24 V DC power P: 110 V DC (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) Typical Applications (Select ‘/N’ for ‘Standards & Approvals’ code.) • Various 2-wire transmitters 23 (.91) [2] OPTIONS (multiple selections) STANDARDS & APPROVALS (must be specified) 76 /N: Without CE or UL (2.99) /CE: CE marking /UL: UL approval (CE marking) OTHER OPTIONS 124 blank: none (4.88) mm (inch) /Q: Option other than the above (specify the specification) (UL not available) MODEL: M2D–24–[1][2] SPECIFICATIONS OF OPTION: Q (multiple selections) COATING (For the detail, refer to M-System's web site.) ORDERING INFORMATION /C01: Silicone coating • Code number: M2D-24-[1][2] /C02: Polyurethane coating Specify a code from below for [1] and [2]. /C03: Rubber coating (e.g. M2D-24-R/CE/Q) TERMINAL SCREW MATERIAL • Specify the specification for option code /Q /S01: Stainless steel (e.g. /C01/S01) GENERAL SPECIFICATIONS SUPPLY OUTPUT Construction: Plug-in 24: 24 V DC Connection: M3 screw terminals (torque 0.8 N·m) Housing material: Flame-resistant resin (black) INPUT Isolation: Input or output to power Current 4 – 20 mA DC (Input resistance 250 Ω) SUPPLY OUTPUT Output voltage: 24 – 28 V DC with no load OUTPUT 1 Current rating: ≤ 22 mA DC Voltage • Shortcircuit Protection 1 – 5 V DC (Load resistance 250 kΩ min.) Current limited: 35 mA max. Protected time duration: No limit OUTPUT 2 Current INPUT SPECIFICATIONS 4 – 20 mA DC • DC Current: Input resistor incorporated http://www.m-system.co.jp/ M2D SPECIFICATIONS ES-5022 Rev.10 Page 1/3 MODEL: M2D 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: ±0.1 % (accuracy of the receiving resistor) Temp. coefficient: ±0.003 %/°C (±0.002 %/°F) (temp. coefficient of the receiving resistor) Line voltage effect to supply output: ±3 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input or output to power to ground) STANDARDS & APPROVALS CE conformity: EMC Directive (2004/108/EC) EN 61000-6-4 (EMI) EN 61000-6-2 (EMS) Approval: UL nonincendive Class I, Division 2, Groups A, B, C, and D hazardous locations (UL 1604) UL general safety requirements (UL 61010B-1) DIMENSIONS 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/ M2D SPECIFICATIONS ES-5022 Rev.10 Page 2/3 70.5 (2.78) 59 (2.32) 4 (.16) 72 (2.83) MODEL: M2D TERMINAL ASSIGNMENTS SHORTCIRCUIT WIRE 4 1 8 5 12 9 14 13 SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM 2-WIRE TRANSMITTER – – 9 + 4 250Ω OUTPUT 1 Current + + 1 12 Limiter + 5 OUTPUT 2 8 13 U(+) POWER 14 V(–) Base Socket * Short across these terminals for large voltage allowance at Output 2. Be sure to match specifications of smart transmitter. Do not connect a capacitive load to Output 1. **Short across these terminals when not using output 2. Specifications are subject to change without notice. http://www.m-system.co.jp/ M2D SPECIFICATIONS ES-5022 Rev.10 Page 3/3 – ** – *