27PM MSYSTEM | Alldatasheet

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MODEL: 27PM 27PM SPECIFICATIONS ES-7657 Rev.5 Page 1/3 https://www.m-system.co.jp/ Head-mounted Two-wire Signal Conditioners 27-UNIT POTENTIOMETER TRANSMITTER (PC programmable) Functions & Features

  • I/O range programming via PC Configurator
  • Self diagnostics
  • Low temperature drift 44 (1.73) DIA. 20.7 (.81) mm (inch) MODEL: 27PM–0[1]

ORDERING INFORMATION

  • Code number: 27PM-0[1] Specify a code from below for [1]. (e.g. 27PM-0/M) SAFETY APPROVAL 0: None [1] OPTIONS Function Monitor LED Blank: Without /M: With

RELATED PRODUCTS

  • USB interface Bell202 modem (model: COP-HU) Usable in ‘non-hazardous’ area only.
  • PC configurator software (model: 27MCFG) Downloadable at M-System’s web site. GENERAL SPECIFICATIONS Construction: Sensor head-mounting Connection: M3 screw terminals (torque 0.5 N·m) Screw terminal: Nickel-plated brass Housing material: Flame-resistant resin (black) Isolation: Input to output Function monitor LED: Input status and error status are displayed by blinking mode. User-configurable items: PC and the transmitter are connected with the COP-HU.
  • Input range
  • Burnout
  • Output limits (Upper / Lower)
  • Damping time
  • Linearization
  • Output calibration
  • Loop test output INPUT SPECIFICATIONS ■ Potentiometer: 100 Ω – 10 kΩ Minimum span: 10 % of total resistance Excitation: 2.5 V DC (43.2 kΩ connected in serial) OUTPUT SPECIFICATIONS Output range: 4 – 20 mA DC Operational range: 3.75 – 23 mA Load resistance vs. supply voltage: Load Resistance (Ω) = (Supply Voltage (V) – 9 (V)) ÷ 0.023 (A) (including leadwire resistance) Burnout: 3.75 – 3.8 mA or 21.5 – 23 mA (factory set to 23 mA) Upper output limit proportional to the input: 20 – 21.5 mA (factory set to 21.5 mA) Lower output limit proportional to the input: 3.8 – 4 mA (factory set to 3.8 mA) Update time: 440 msec. INSTALLATION Supply voltage
  • DC: 9 – 35 V DC Operating temperature: -40 to +85°C (-40 to +185°F) Operating humidity: 0 to 95 %RH (non-condensing) Mounting: Head-mounting (DIN type B head) Weight: 50 g (1.76 oz) PERFORMANCE in percentage of span Accuracy: 0.05 % × 100 % of full scale / Input range (%) Temp. coefficient: 0.0075 %/°C (0.004 %/°F) Response time: ≤ 2 sec. (0 – 90 %) with damping time set to 0 Burnout response time: ≤ 2 sec. Supply voltage effect: ±0.01 % of span/V Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 1500 V AC @1 minute (input to output) STANDARDS & APPROVALS EU conformity: EMC Directive

MODEL: 27PM 27PM SPECIFICATIONS ES-7657 Rev.5 Page 2/3 https://www.m-system.co.jp/ EMI EN 61000-6-4 EMS EN 61000-6-2 RoHS Directive FUNCTION MONITOR LED (option /M) Function Monitor LED EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 44 (1.73) dia. 6.3 (.25) 16.5 (.65) 6–M3 SCREW 2–4.5 (.18) dia. MTG HOLE 20.7 (.81) 19.5 (.77) 12.7 (.5) 1 4 7.6 (.30) dia. MOUNTING REQUIREMENTS unit: mm (inch) 33 (1.30) 2–M4 SCREW The screws are to be provided by the customer.

MODEL: 27PM 27PM SPECIFICATIONS ES-7657 Rev.5 Page 3/3 https://www.m-system.co.jp/ SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM Output Driver Output Computation Input Computation Comm. Circuit Low Drift Amplifier LOADOUTPUT 24V DC 4 – 20mA DC FUNCTION MONITOR LED POTENTIOMETER MAX MIN Isolation *1. Option /M *2. Limited to 250 – 500Ω when using the communication to configure the module. Specifications are subject to change without notice.