Model ZERO SPAN MODEL: W2AP ( 0 % input must be 0 V.) Space-saving Dual Output Signal Conditioners Mini-MW Series [2] OUTPUT 1 1: Open collector (max. frequency 10 kHz) DC/FREQUENCY CONVERTER (When the dry contact AC/DC switch is selected as Functions & Features one of the outputs, the frequency of the other output • Provides a pulse rate output in proportion to DC input is limited to max. 30 Hz.) signal 2: 5 V pulse (max. frequency 10 kHz) • CE marking (When the dry contact AC/DC switch is selected as • UL approval one of the outputs, the frequency of the other output is limited to max. 30 Hz.) Typical Applications 3: Dry contact AC/DC switch (max. frequency 30 Hz) • Totalizing applications in combination with a counter 29.5 (1.16) [3] OUTPUT 2 Same range availability as Output 1 Y: None 89 (3.51) [4] POWER INPUT AC Power M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, 124 47 – 66 Hz) (4.88) mm (inch) (90 – 264 V for UL) DC Power R: 24 V DC MODEL: W2AP–[1][2][3]-[4][5] (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.) ORDERING INFORMATION (Select ‘/N’ for ‘Standards & Approvals’ code.) • Code number: W2AP-[1][2][3]-[4][5] P: 110 V DC Specify a code from below for each [1] through [5]. (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) (e.g. W2AP-612-M2/CE/Q) (Select ‘/N’ for ‘Standards & Approvals’ code.) • Special input ranges (For codes Z & 0) • Output frequency range (e.g. 0 – 500 Hz) Frequencies of Output 1 and 2 are the same. [5] OPTIONS (multiple selections) • Specify the specification for option code ‘Q.’ Standards & Approvlas (must be specified) (e.g. /C01/S01) /N: Without CE or UL /CE: CE marking /UL: UL approval, CE marking [1] INPUT Other Options Current blank: none A: 4 – 20 mA DC (Input resistance 250 Ω) /Q: Option other than the above (specify the specification) D: 0 – 20 mA DC (Input resistance 50 Ω) (UL not available) G: 0 – 1 mA DC (Input resistance 1000 Ω) H: 10 – 50 mA DC (Input resistance 100 Ω) Z: Specify current (See INPUT SPECIFICATIONS) SPECIFICATIONS OF OPTION: Q (multiple selections) ( 0 % input must be 0 mA.) COATING (For the detail, refer to M-System's web site.) Voltage /C01: Silicone coating 3: 0 – 1 V DC (Input resistance 1 MΩ min.) /C02: Polyurethane coating 4: 0 – 10 V DC (Input resistance 1 MΩ min.) /C03: Rubber coating 5: 0 – 5 V DC (Input resistance 1 MΩ min.) TERMINAL SCREW MATERIAL 6: 1 – 5 V DC (Input resistance 1 MΩ min.) /S01: Stainless steel 0: Specify voltage (See INPUT SPECIFICATIONS) http://www.m-system.co.jp/ W2AP SPECIFICATIONS ES-5535 Rev.6 Page 1/4 MODEL: W2AP GENERAL SPECIFICATIONS OUTPUT PULSE WIDTH Construction: Plug-in � Frequency less than 500 Hz at 100% input Connection: M3 screw terminals (torque 0.8 N·m) � See the figure below. Housing material: Flame-resistant resin (black) • Open Collector • Voltage Pulse Isolation: Input to output 1 to output 2 to power OFF H Level Zero adjustment: 0 – 5 % (front) ON L Level Span adjustment: 95 to 105 % (front) 20% 80% 20% 80% 1 / f 1 / f INPUT SPECIFICATIONS � Frequency greater than 500 Hz at 100% input ■ DC Current: � See the figure and equation below. Shunt resistor attached to the input terminals (0.5 W) • Open Collector • Voltage Pulse Specify input resistance value for code Z. OFF H Level ■ DC Voltage: 0 – 300V DC ON L Level Minimum span: 1V Input resistance: 1 MΩ min. Pulse Width Pulse Width 1 OUTPUT SPECIFICATIONS Pulse Width [millisec.] = 2.09 × 100% Frequency [kHz] • Open Collector: 30 V DC @100 mA (resistive load) Frequency range: 0 – 10 pulses/hour through 10 kHz � When the dry contact AD/DC switch is selected Saturation voltage: 0.6 V DC as one of the outputs: � See the figure below. ON or L pulse width ■ 5 V Pulse is limited within 75 ±25 ms when the output Frequency range: 0 – 10 pulses/hour through 10 kHz frequency is low. Hi level: 3.0 – 5.5 V • Open Collector • Voltage Pulse Lo level: ≤ 0.5 V Dry Contact AC/DC Switch Load resistance: 250 Ω min. OFF H Level ■ Dry Contact AC/DC Switch ON L Level Frequency range: 0 – 10 pulses/hour through 30 Hz 20% 80% 20% 80% Timer: Limits ON time ≤75 ±25 millisec. 1 / f 1 / f Rated load: 132 V AC @200 mA (cos ø = 1) 30 V DC @200 mA (resistive load) Saturation voltage: 3 V DC INSTALLATION Power Consumption •AC: Approx. 4 VA at 100 V Approx. 5 VA at 200 V Approx. 6 VA at 240 V •DC: 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) PERFORMANCE in percentage of span Accuracy: ±0.1 % Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: Approx. 3 sec. (0 – 90 %) 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 1 to output 2 to power to ground) http://www.m-system.co.jp/ W2AP SPECIFICATIONS ES-5535 Rev.6 Page 2/4 MODEL: W2AP STANDARDS & APPROVALS CE conformity: EMC Directive (2004/108/EC) EMI EN 61000-6-4: 2007 EMS EN 61000-6-2: 2005 Low Voltage Directive (2006/95/EC) EN 61010-1: 2001 Installation Category II Pollution Degree 2 Input or output 1 or output 2 to power input: Reinforced insulation (300 V) Input to output 1 to output 2: Basic insulation (300 V) Approval: UL/C-UL nonincendive Class I, Division 2, Groups A, B, C, and D hazardous locations (UL 1604:2004, CAN/CSA-C22.2 No.213:1987) UL/C-UL general safety requirements (UL 61010B-1:2003, CAN/CSA-C22.2 No.61010-1:1992) 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. TERMINAL ASSIGNMENTS unit: mm (inch) INPUT RESISTOR (model: REM2) 3 2 1 6 5 4 9 8 7 11 10 Input shunt resistor attached for current input. http://www.m-system.co.jp/ W2AP SPECIFICATIONS ES-5535 Rev.6 Page 3/4 89 (3.50) 53 (2.09) 19 (.75) 59 (2.32) 72 (2.83) 4 (.16) MODEL: W2AP SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM Z S Isolation ** Low Drift Volt. / Freq. Output + Divider Timer + 1 7 * Amplifier Converter Driver INPUT R OUTPUT 1 – – 2 8 4 Output + 3 Driver OUTPUT 2 5 – 6 9 10 U(+) POWER 11 V(–) Base Socket * Input shunt resistor attached for current input. **Provided only when the dry contact AC/DC switch is selected as one of the outputs. Remark: The section enclosed by broken line is only with 2nd output option. Output Connection Examples � Open Collector � Dry Contact AC/DC Switch • AC Powered Relay or Counter Coil 7 + + 7 Varistor or Spark Quenching Circuit 8 – – 8 LOAD � Voltage Pulse • DC Powered Relay or Counter Coil + + 7 7 Spark Quenching Diode – – LOAD 8 8 Specifications are subject to change without notice. http://www.m-system.co.jp/ W2AP SPECIFICATIONS ES-5535 Rev.6 Page 4/4