18JDL MSYSTEM | Alldatasheet

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MODEL: 18JDL 18JDL SPECIFICATIONS ES-1874 Rev.13 Page 1/3 http://www.m-system.co.jp/ Rack-mounted DCS Signal Conditioners 18-RACK CURRENT LOOP SUPPLY (linearizing; field-programmable) Functions & Features

  • Powering a 4 – 20 mA DC current loop
  • Microprocessor based
  • Shortcircuit protection
  • Applicable to smart transmitters
  • Field-programmable linearization data
  • Loop testing via hand-held programmer PU-2x
  • Usable as Linearizer for 4 – 20 mA DC signals
  • Second channel output available at the front terminals and at the Standard Rack connector Typical Applications
  • Various 2-wire transmitters
  • Providing isolation and linearization for a 2-wire temperature transmitter
  • Linearizing weir flowmeter output to provide a linear-to- volume signal MODEL: 18JDL–A[1]66–R

ORDERING INFORMATION

  • Code number: 18JDL-A[1]66-R Specify a code from below for [1]. (e.g. 18JDL-A366-R) Default setting (table next) will be used if not otherwise specified. No linearization data will be programmed if you don't specify type of linearization and required data.
  • Linearization data Code 1 segment data: Use Ordering Information Sheet (No. ESU-1669) to specify linearization data. Code 3 T/C, Code 4 RTD: Specify input sensor type and temperature range. LINEARIZATION CODE DEFAULT r a e n i La t a d t n e m g e S : 1 2: Square root extraction ––– 3: Thermocouple K 0 – 1000°C 0 0 1 – 00 0 1 t PD T R : 4 °C INPUT Current A: 4 – 20 mA DC (Input resistance 250 Ω) [1] LINEARIZATION 0: None 1: Segment data 2: Square root extraction 3: Thermocouple 4: RTD OUTPUT 1 Voltage 6: 1 – 5 V DC (Load resistance 2000 Ω min.) OUTPUT 2 Voltage 6: 1 – 5 V DC (Load resistance 2000 Ω min.) POWER INPUT DC Power R: 24 V DC (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

RELATED PRODUCTS

  • Programming Unit (model: PU-2x)
  • PC configurator software (model: JXCON) Downloadable at M-System’s web site. A dedicated cable is required to connect the module to the PC. Please refer to the internet software download site or the users manual for the PC configurator for applicable cable types. GENERAL SPECIFICATIONS Construction: Rack-mounted; terminal access via screw terminals on the front and connector on the rear; terminal cover provided Connection Input: M3.5 screw terminals (torque 0.8 N·m) Output 1: Connector Output 2: M3.5 screw terminals (torque 0.8 N·m)

MODEL: 18JDL 18JDL SPECIFICATIONS ES-1874 Rev.13 Page 2/3 http://www.m-system.co.jp/ and connector Power input: Supplied from connector Screw terminal: Nickel-plated steel Isolation: Input to output 1 to output 2 to power Overrange output: Approx. -10 to +120 % at 1 – 5 V Linearization: 16 points max. represented as percentage of full-scale Adjustments: Programming Unit (model: PU-2x); linearization data, zero and span, simulating output, etc. (Refer to the users manual of JXCON for the adjustments configurable with JXCON.) SUPPLY OUTPUT Output voltage: 24 – 28 V DC with no load Current rating: ≤ 22 mA DC

  • Shortcircuit Protection Current limited: 30 mA max. Protected time duration: No limit INPUT SPECIFICATIONS ■ DC Current: Input resistor incorporated OUTPUT SPECIFICATIONS The output goes below 0 % when the input is open. LINEARIZATION
  • No linearization: The output is proportional to the input.
  • Segment data: 16 points (15 segments) max. within the range of -15.00 to +115.00 % input or output represented as percentage of fullscale
  • Square root extraction Low-end cutout: 5 % (output); curve characteristics as in the figure below INPUT OUTPUT ■ Square root extraction
  • Thermocouple linearizable range USABLE RANGE T/C °C °F (PR) 0 to 1760 32 to 3200 K (CA) -270 to +1370 -454 to +2498 E (CRC) -270 to +1000 -454 to +1832 J (IC) -210 to +1200 -346 to +2192 T (CC) -270 to +400 -454 to +752 B (RH) 0 to 1820 32 to 3308 R -50 to +1760 -58 to +3200 S -50 to +1760 -58 to +3200 Note: For the temperatures that range below 0°C, the transmitter may partially not satisfy the described accuracy. Consult factory.
  • RTD linearizable range USABLE RANGE RTD °C °F JPt 100 (JIS ’89) -200 to +500 -328 to +932 Pt 100 (JIS ’89) -200 to +650 -328 to +1202 Pt 100 ( JIS ’97, IEC) -200 to +650 -328 to +1202 Pt 50Ω (JIS ’81) -200 to +500 -328 to +932 Ni 508.4 Ω -50 to +200 -58 to +392 Note: Pt 100 (JIS ’89) is deviated from Pt 100 (JIS ’97) only within the described accuracy. INSTALLATION Current consumption: Approx. 85 mA Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Standard Rack 18BXx or 18KBXx Weight: 150 g (0.33 lb) PERFORMANCE in percentage of span Accuracy: ±0.1 % with segment gain ≤ 1 [±0.1 % × gain] with segment gain > 1 Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %) Line voltage effect Output signal: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 1500 V AC @ 1 minute (input to output 1 or output 2 or power)

500 V AC @ 1 minute

(output 1 to output 2 to power)

1500 V AC @ 1 minute

(input or output or power to ground)

MODEL: 18JDL 18JDL SPECIFICATIONS ES-1874 Rev.13 Page 3/3 http://www.m-system.co.jp/ EXTERNAL DIMENSIONS unit: mm (inch) 110 (4.33 ) 93 (3.66) 24 (.94) 7 (.28) 78 (3.07)32 (1.26) 8–M3.5 SCREW 7 (.28) 2–M3 SCREW TERMINAL ASSIGNMENTS 1 2 3 4 7 8 5 6 SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM SERIAL TRANSMISSION LINE PU-2x MODULAR JACK OUTPUT 2 Isolation SZ Output Driver Output Driver CONNECTOR OUTPUT 1 OUTPUT 2 POWER 250Ω Digital Computation Current Limiter + 1 2-WIRE TRANSMITTER V – (1 – 5V DC) MONITOR 250Ω No Connection 4 – 20mA DC ■ When Used as Linearizer Specifications are subject to change without notice.