Model ZERO SPAN ZERO SPAN MODEL: W2MS E: 0 – 16 mA DC (Load resistance 900 Ω max.) Space-saving Dual Output Signal Conditioners F: 0 – 10 mA DC (Load resistance 1500 Ω max.) Mini-MW Series G: 0 – 1 mA DC (Load resistance 15 kΩ max.) Z: Specify current (See OUTPUT SPECIFICATIONS) POTENTIOMETER TRANSMITTER Voltage Functions & Features 1: 0 – 10 mV DC (Load resistance 10 kΩ min.) • Provides a DC output proportional to a potentiometer or 2: 0 – 100 mV DC (Load resistance 100 kΩ min.) slidewire position input 3: 0 – 1 V DC (Load resistance 1000 Ω min.) • Constant voltage excitation allows use with pots with total 4: 0 – 10 V DC (Load resistance 10 kΩ min.) resistances from 100 – 10 kΩ without affecting accuracy 5: 0 – 5 V DC (Load resistance 5000 Ω min.) • 50 % zero/span adjustments with minimal interaction 6: 1 – 5 V DC (Load resistance 5000 Ω min.) • Fast response type available 4W: -10 – +10 V DC (Load resistance 10 kΩ min.) • CE marking 5W: -5 – +5 V DC (Load resistance 5000 Ω min.) • UL approval 0: Specify voltage (See OUTPUT SPECIFICATIONS) Typical Applications [2] OUTPUT 2 • Tank levels Y: None • Positions Current A: 4 – 20 mA DC (Load resistance 350 Ω max.) 29.5 (1.16) B: 2 – 10 mA DC (Load resistance 700 Ω max.) C: 1 – 5 mA DC (Load resistance 1400 Ω max.) D: 0 – 20 mA DC (Load resistance 350 Ω max.) 89 E: 0 – 16 mA DC(Load resistance 430 Ω max.) (3.51) F: 0 – 10 mA DC (Load resistance 700 Ω max.) G: 0 – 1 mA DC (Load resistance 7000 Ω max.) Z: Specify current (See OUTPUT SPECIFICATIONS) 124 (4.88) Voltage mm (inch) Same range availability as Output 1 [3] POWER INPUT MODEL: W2MS–[1][2]-[3][4] AC Power M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, ORDERING INFORMATION 47 – 66 Hz) • Code number: W2MS-[1][2]-[3][4] (90 – 264 V for UL) Specify a code from below for each [1] through [4]. DC Power (e.g. W2MS-A6-M2/K/CE/Q) R: 24 V DC • Special output ranges (For codes Z & 0) (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) • Specify the specification for option code ‘Q.’ R2: 11 – 27 V DC (e.g. /C01) (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) Note: If one of the outputs should be a current range, (Select ‘/N’ for ‘Standards & Approvals’ code.) specify it for the Output 1 to allow a greater load. P: 110 V DC (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) INPUT (110 V ±10 % for UL) Total resistance 100 Ω – 10 kΩ [4] OPTIONS (multiple selections) [1] OUTPUT 1 Response Time (0 – 90 %) Current blank: Standard (≤ 0.5 sec.) A: 4 – 20 mA DC (Load resistance 750 Ω max.) /K: Fast Response (Approx. 25 msec.) B: 2 – 10 mA DC (Load resistance 1500 Ω max.) Standards & Approvlas (must be specified) C: 1 – 5 mA DC (Load resistance 3000 Ω max.) /N: Without CE or UL D: 0 – 20 mA DC (Load resistance 750 Ω max.) /CE: CE marking http://www.m-system.co.jp/ W2MS SPECIFICATIONS ES-5515 Rev.8 Page 1/3 MODEL: W2MS /UL: UL approval, CE marking PERFORMANCE in percentage of span Other Options Accuracy: ±0.1 % blank: none Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) /Q: Option other than the above (specify the specification) Line voltage effect: ±0.1 % over voltage range (UL not available) Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input to output 1 to output 2 to power to ground) SPECIFICATIONS OF OPTION: Q COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating STANDARDS & APPROVALS /C02: Polyurethane coating CE conformity: /C03: Rubber coating EMC Directive (2004/108/EC) TERMINAL SCREW MATERIAL EMI EN 61000-6-4: 2007 /S01: Stainless steel EMS EN 61000-6-2: 2005 Low Voltage Directive (2006/95/EC) EN 61010-1: 2001 GENERAL SPECIFICATIONS Installation Category II Construction: Plug-in Pollution Degree 2 Connection: M3 screw terminals (torque 0.8 N·m) Input or output 1 or output 2 to power input: Housing material: Flame-resistant resin (black) Reinforced insulation (300 V) Isolation: Input to output 1 to output 2 to power Input to output 1 to output 2: Basic insulation (300 V) Zero adjustment: 0 – 50 % of total resistance (front) Approval: Span adjustment: 50 – 100 % of total resistance (front) UL/C-UL nonincendive Class I, Division 2, Groups A, B, C, and D hazardous locations INPUT SPECIFICATIONS (UL 1604:2004, CAN/CSA-C22.2 No.213:1987) Minimum span: 50 % of total resistance UL/C-UL general safety requirements Excitation: 0.5 V DC (UL 61010B-1:2003, CAN/CSA-C22.2 No.61010-1:1992) 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. for Output 1; 7 V max. for Output 2 ■ DC Voltage: -10 – +12 V DC (up to 10 V for Output 2) 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. 4 VA at 100 V Approx. 5 VA at 200 V Approx. 6 VA at 240 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: 200 g (0.44 lbs) http://www.m-system.co.jp/ W2MS SPECIFICATIONS ES-5515 Rev.8 Page 2/3 MODEL: W2MS DIMENSIONS unit: mm (inch) 6 (.23) DIN RAIL 3 2 1 35mm wide 6 5 4 2–4.2x5 (.17x.20) MTG HOLE 6 (.24) deep 9 8 7 11–M3 SCREW 11 10 22 (.87) 29.5 (1.16) 23 (.91) 10 (.39) 84 (3.31) 114 (4.49) [4 (.16)] When mounting, no extra space is needed between units. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM POTENTIOMETER max. Excitation Volt. + 3 1 Z S Isolation Generator Low Drift Output + 2 2 7 Amplifier Driver OUTPUT 1 – – 1 4 8 min. Z S 5 Output 3 + Driver 9 OUTPUT 2 6 – 10 U(+) POWER 11 V(–) Base Socket Remark: The section enclosed by broken line is only with 2nd output option. Specifications are subject to change without notice. http://www.m-system.co.jp/ W2MS SPECIFICATIONS ES-5515 Rev.8 Page 3/3 89 (3.50) 53 (2.09) 59 (2.32) 72 (2.83) 4 (.16)