KWLD MSYSTEM | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 3

Technical content

MODEL: KWLD KWLD SPECIFICATIONS ES-3597 Rev.4 Page 1/3 http://www.m-system.co.jp/ Plug-in Signal Conditioners K-UNIT CURRENT LOOP SUPPLY (for level transmitter use) Functions & Features

  • Powering a 4 – 20 mA DC current loop
  • Shortcircuit protection
  • Applicable to smart transmitters
  • Usable as 4 – 20 mA isolator
  • Wide span adjustment range
  • High-density mounting (1.97) 132 (5.20) (3.15) mm (inch) K•UNIT MODEL: KWLD–A6–[1][2]

ORDERING INFORMATION

  • Code number: KWLD-A6-[1][2] Specify a code from below for each of [1] and [2]. (e.g. KWLD-A6-B/Q)
  • Specify the specification for option code /Q (e.g. /C01/S01) INPUT Current 4 – 20 mA DC (Input resistance 250 Ω) OUTPUT 1 Current A: 4 – 20 mA DC (Load resistance 600 Ω max.) OUTPUT 2 Voltage 6: 1 – 5 V DC (Load resistance 5000 Ω min.) [1] POWER INPUT AC Power B: 100 V AC C: 110 V AC D: 115 V AC F: 120 V AC G: 200 V AC H: 220 V AC J: 240 V AC DC Power S: 12 V DC R: 24 V DC [2] OPTIONS blank: none /Q: With options (specify the specification) SPECIFICATIONS OF OPTION: Q (multiple selections) COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating TERMINAL SCREW MATERIAL /S01: Stainless steel GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3.5 screw terminals Screw terminal: Chromated steel (standard) or stainless steel Housing material: Flame-resistant resin (black) Isolation: Input to output 1 to output 2 to power Overrange output: Approx. -10 to +110 % Zero adjustment: ±10 % of the input 4 – 20 mA (front) Output 2 zero adjustment: ±2 % of the calibrated range (front) Span adjustment: 10 – 100 % of the input 4 – 20 mA (front) Output 2 span adjustment: ±2 % of the calibrated range (front) Coarse span adjustment: Rotary switch (front) Loop test switch: Supply output is removed with OFF. SUPPLY OUTPUT (Across the terminals 4 – 5) Output voltage: 24 – 28 V DC with no load 18 V DC min. at 20 mA Current rating: ≤ 22 mA DC
  • Shortcircuit Protection Current limited: 30 mA max. Protected time duration: No limit INPUT SPECIFICATIONS ■ DC Current: Input resistor incorporated

MODEL: KWLD KWLD SPECIFICATIONS ES-3597 Rev.4 Page 2/3 http://www.m-system.co.jp/ INSTALLATION Power input

  • AC: Operational voltage range: rating ±10 %, 50/60 ±2 Hz, approx. 3.5 VA
  • DC: Operational voltage range: rating ±10 % ripple 10 %p-p max., approx. 3 W (125 mA at 24 V) Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 400 g (0.88 lb) PERFORMANCE in percentage of span Accuracy: ±0.1 % (Coarse span adjustment SW set to ‘0’) Temp. coefficient: ±0.02 %/°C (±0.01 %/°F) (Coarse span adjustment SW set to ‘0’) Response time: ≤ 0.2 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 or output 2 to

power to ground)

1000 V AC @1 minute (output 1 to output 2)

Span Adj. Coarse Span Adj. Rotary SW Loop Test SW Zero Adj. Output 2 Span Adj. Zero Adj.

MODEL: KWLD KWLD SPECIFICATIONS ES-3597 Rev.4 Page 3/3 http://www.m-system.co.jp/ EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 80 (3.15) 132 (5.20) (.79)

  • When mounting, no extra space is needed between units. 5678 2111 10 [3.3 (.13)] 80 (3.15) 40 (1 .57) 50 (1 .97) 7 .8 (.31) CLAMP (top & bottom) DIN RAIL 35mm wide2–4.5 (.18) dia. MTG HOLE 25 (.98) deep 11 –M3.5 SCREW SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM Base Socket 250 Ω U(+) V(–) POWER OUTPUT 1 IsolationSZ Output Driver SZ Output Driver OUTPUT 2 Low Drift Amplifier

24 V DC

250 Ω INPUT 2-WIRE TRANSMITTER 250 Ω ■ When Used as DC Supply ■ When Used as Isolator 2-WIRE XMTR PWR SUPPLY COARSE SPAN ROTARY SW LOOP TEST SW Specifications are subject to change without notice.