10EWT MSYSTEM | Alldatasheet

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MODEL: 10EWT http://www.m-system.co.jp/ 10EWT SPECIFICATIONS ES-0840 Rev.8 Page 1/5 High-density Signal Conditioners 10-RACK WATT TRANSDUCER Functions & Features

  • Providing a DC output signal in proportion to AC active power
  • Measuring bidirectional power flow
  • DC output containing little ripple is ideal for computer input
  • "Time division multiplication" method accepts distorted waveforms
  • Isolation up to 2000 V AC (input circuit) Typical Applications
  • Centralized monitoring and control of power management system in a manufacturing facility or building
  • SCR – Silicon Controlled Rectifier MODEL: 10EWT–[1][2][3]–R[4]

ORDERING INFORMATION

  • Code number: 10EWT-[1][2][3]-R[4] Specify a code from below for each [1] through [4]. (e.g. 10EWT-11A-R/Q)
  • Calibration range (e.g. 0 – 1000 W)
  • VT ratio, CT ratio (e.g. VT 3300/110 V, CT 250/5 A)
  • Special output range (For codes Z & 0)
  • Specify the specification for option code /Q (e.g. /C01) [1] CONFIGURATION 1: 3-phase / 3-wire 2: Single-phase / 2-wire 3: Single-phase / 3-wire 4: 3-phase / 4-wire [2] INPUT (unbalanced load) 1: 110 V / 5 A AC 2: 110 V / 1 A AC 3: 220 V / 1 A AC 4: 220 V / 5 A AC 5: 220 V / 380 V / 1 A AC (3-phase / 4-wire) 6: 220 V / 380 V / 5 A AC (3-phase / 4-wire) 7: 110 V / 190 V / 1 A AC (3-phase / 4-wire) 8: 110 V / 190 V / 5 A AC (3-phase / 4-wire) A: 100 V / 200 V / 1 A AC (single-phase / 3- wire) B: 100 V / 200 V / 5 A AC (single-phase / 3- wire) (220 V in code 5 and 6, and 110 V in code 7 and 8 are phase voltage) [3] OUTPUT Current A: 4 – 20 mA DC (Load resistance 600 Ω max.) B: 2 – 10 mA DC (Load resistance 1200 Ω max.) C: 1 – 5 mA DC (Load resistance 2400 Ω max.) D: 0 – 20 mA DC (Load resistance 600 Ω max.) E: 0 – 16 mA DC (Load resistance 750 Ω max.) F: 0 – 10 mA DC (Load resistance 1200 Ω max.) G: 0 – 1 mA DC (Load resistance 12 kΩ max.) J: 0 – 5 mA DC (Load resistance 2400 Ω max.) GW: -1 – +1 mA DC (Load resistance 10 kΩ max.) Z: Specify current (See OUTPUT SPECIFICATIONS) Voltage 1: 0 – 10 mV DC (Load resistance 10 kΩ min.) 2: 0 – 100 mV DC (Load resistance 100 kΩ min.) 3: 0 – 1 V DC (Load resistance 1000 Ω min.) 4: 0 – 10 V DC (Load resistance 10 kΩ min.) 5: 0 – 5 V DC (Load resistance 5000 Ω min.) 6: 1 – 5 V DC (Load resistance 5000 Ω min.) 1W: -10 – +10 mV DC (Load resistance 10 kΩ min.) 2W: -100 – +100 mV DC (Load resistance 100 kΩ min.) 3W: -1 – +1 V DC (Load resistance 1000 Ω min.) 4W: -10 – +10 V DC (Load resistance 10 kΩ min.) 5W: -5 – +5 V DC (Load resistance 5000 Ω min.) 0: Specify voltage (See OUTPUT SPECIFICATIONS) POWER INPUT DC Power R: 24 V DC (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) [4] OPTIONS blank: none /Q: With options (specify the specification) SPECIFICATIONS OF OPTION: Q COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating /C02: Polyurethane coating

MODEL: 10EWT http://www.m-system.co.jp/ 10EWT SPECIFICATIONS ES-0840 Rev.8 Page 2/5 /C03: Rubber coating GENERAL SPECIFICATIONS Construction: Rack-mounted; terminal access via screw terminals at the front and via card-edge connector at the rear; terminal cover provided Connection Input: M3.5 screw terminals (torque 0.8 N·m) Output: Card-edge connector and M3.5 screw terminals (torque 0.8 N·m) Power input: Supplied from card-edge connector Screw terminal: Nickel-plated steel Housing material: Flame-resistant resin (black) Isolation: Voltage input to current input to output to power Overrange output: Approx. -10 to +120 % at 1 – 5 V Zero adjustment: -5 to +5 % (front) Span adjustment: 95 to 105 % (front) INPUT SPECIFICATIONS Frequency: 50 or 60 Hz

  • Current Input Operational range: 0 – 120 % of rating Overload capacity: 1000 % of rating for 3 sec., 200 % for 10 sec., 120 % continuous
  • Voltage Input Operational range: 0 – 120 % of rating Overload capacity: 150 % of rating for 10 sec., 120 % continuous ■ How To Determine Wattage Range Calibration Range [W] = Measuring Wattage ÷ ((VT Ratio) × (CT Ratio)) Check that the required calibration range is within the available range in the table. Specify this range when ordering. [example] 3-phase / 3-wire, measuring wattage 750 kW, VT 3300/110 V, CT 250/5 A INPUT AVAILABLE BURDEN (VA) STD.RANGE RANGE VOLT. CURR. 100/200V/1A* ±200W ± ±240W 0.2 100/200V/5A* ±1000W ±500 – ±1200W /phase *100V indicates phase voltage, while 200V indicates line voltage except between ground. INPUT AVAILABLE BURDEN (VA) STD.RANGE RANGE VOLT. CURR. 110V/1A ±200W ± ±240W 0.2 110V/5A ±1000W ±500 – ±1200W /phase 220V/1A ±400W ± ±480W 0.4 220V/5A ±2000W ±1000 – ±2400W /phase INPUT AVAILABLE BURDEN (VA) STD.RANGE RANGE VOLT. CURR. 110V /1A ±200W ± ±240W √ 1 . 03 e s a h p /V 0 1 1 /5A ±1000W ± ±1200W √ 3 190V /1A ±350W ± ±420W √ 2 . 03 e s a h p /V 0 9 1 /5A ±1750W ± ±2100W √ 3 220V /1A ±400W ± ±480W √ 3 . 03 e s a h p /V 0 2 2 /5A ±2000W ± ±2400W √ 3 380V /1A ±700W ± ±840W √ 4 . 03 e s a h p /V 0 8 3 /5A ±3500W ± ±4200W √ 3
  • 3-phase / 3-wire
  • Single-phase / 3-wire
  • Single-phase / 2-wire
  • 3-phase / 4-wire INPUT AVAILABLE BURDEN (VA) STD.RANGE RANGE VOLT. CURR. 110V/1A ±100W ± ±120W 0.2 110V/5A ±500W ±250 – ±600W 220V/1A ±200W ± ±240W 0.4 220V/5A ±1000W ±500 – ±1200W 0.1/phase 0.5/phase 0.1/phase 0.5/phase 0.1 0.5 0.1 0.5 0.1/phase 0.5/phase 0.1/phase 0.5/phase 0.1/phase 0.5/phase 0.1/phase 0.5/phase 0.1/phase 0.5/phase

MODEL: 10EWT http://www.m-system.co.jp/ 10EWT SPECIFICATIONS ES-0840 Rev.8 Page 3/5 OUTPUT SPECIFICATIONS ■ DC Output

  • DC Current: 0 – 20 mA DC and ±1 mA Minimum span: 1 mA Offset: ≤ 1.5 times span Load resistance: Output drive 12 V max.; 10 V for [±] output ■ DC Voltage: -10 – +12 V DC Minimum span: 5 mV Offset: Max. 1.5 times span Load resistance: Output drive 1 mA max. at ≥ 0.5 V 500 1000 W0 OUT 20 mA 500 1000 W0 OUT 10 V 0 +1000 W-1000 W OUT 20 mA 0 +1000 W-1000 W OUT +10 V -10 V ■ OPERATION DIAGRAM (example) INSTALLATION Current consumption: Approx. 80 mA Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Standard Rack 10BXx Weight: 450 g (0.99 lb) PERFORMANCE in percentage of span Accuracy: ±0.5 % Temp. coefficient: ±0.05 %/°C (±0.03 %/°F) Response time: ≤ 1 sec. (0 – 90 %) Ripple: 0.5 %p-p max. (50/60 Hz) Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @ 1 minute (voltage input to current input to output or power to ground)

500 V AC @ 1 minute (output to power)

MODEL: 10EWT http://www.m-system.co.jp/ 10EWT SPECIFICATIONS ES-0840 Rev.8 Page 4/5 CONNECTION DIAGRAM LOAD 1 2 3 SOURCE P2 V P1 U v uFUSE VT V v U u k l CT L K k l L K r OUTPUT ■ 3-PHASE/3-WIRE ■ SINGLE-PHASE/2-WIRE LOAD 1 2 SOURCE P2 V P1 U v uFUSE VT k l CT L K ■ SINGLE-PHASE/3-WIRE LOAD

1 N 2

v uFUSE VT V v U u k l CT L K k l L K LOAD

1 N 2 3

v uFUSE VT V v P3 U u V v P0 U u k l CT L K k l L K k l L K ■ 3-PHASE/4-WIRE

14 CONNECTOR

r OUTPUT CONNECTOR OUTPUT POWER r15 OUTPUT CONNECTOR OUTPUT POWER r OUTPUT CONNECTOR OUTPUT POWER EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) Terminals 8 through 11 are installed only for 3-phase/4-wire model. 130 (5.12) 3 (.12) 51 (2.01) 82 (3.23) 2–4.3 (.17) dia. MTG HOLE TERMINAL COVER 15–M3.5 SCREW 8 (.31) 91 (3.58) 99 (3.90 ) 26 (1.02) 1 2 3 4 5 6 7 12 13 14 15 8 9 10 11 50 (1.97)

MODEL: 10EWT http://www.m-system.co.jp/ 10EWT SPECIFICATIONS ES-0840 Rev.8 Page 5/5 Specifications are subject to change without notice.