M2EXR RTD input, PC programmable, with OEL display JPt100, Pt100, Pt1000, Pt50, Ni100, Ni508.4, Cu10 selectable Output selectable within 0-20 mA , ±5 V , and ±10 V 100-240 Vac or 24, 110 Vdc powered
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Bộ chuyển đổi tín hiệu M2EXR Super-mini Signal Conditioners
with Display Mini-M M2E Series
RTD TRANSMITTER (PC programmable)
Functions & Features • Accepts direct input from a RTD and provides a linearized process signal • Adjustments with the front button • Wide selection of RTD • Leadwire resistance compensation • OEL display with good visibility Typical Applications • Long distance transmission between the RTD and the transmitter
MODEL: M2EXR–[1][2]
ORDERING INFORMATION • Code number: M2EXR-[1][2] Specify a code from below for each [1] and [2]. (e.g. M2EXR-M2/Q) • Specify the specification for option code /Q (e.g. /C01/S01/SET)
INPUT – Field-selectable RTD JPt 100 (JIS'89), Pt 100 (JIS'89), Pt 100 (JIS'97, IEC), Pt 50Ω (JIS'81), Ni 508.4Ω, Pt 1000, Ni 100, Cu 10 @ 25℃
OUTPUT – Field-selectable ◆ DC Output • Current output: 0 - 20 mA DC • Voltage output: -5 - +5 V DC • Voltage output: -10 - +10 V DC
[1] POWER INPUT AC Power M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, 47 – 66 Hz) DC Power R: 24 V DC (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) P: 110 V DC (Operational voltage range 85 – 150 V, ripple 10 %p-p max.)
[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 EX-FACTORY SETTING /SET: Preset according to the Ordering Information Sheet (No. ESU-5144)
RELATED PRODUCTS • M2E configurator software (model: M2ECFG) 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 (EM-5147) for the M2E configurator for applicable cable types.
GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3 screw terminals (torque 0.8 N·m) Screw terminal: Chromated steel (standard) or stainless steel Housing material: Flame-resistant resin (gray) Isolation: Input to output to power Overrange output: Approx. -10 to +110 % (Not available for current output not greater than 0 mA) Input zero fine adj. range: -10 to +10℃ (front button) Input span fine adj. range: -10 to +10℃ (front button) Output zero fine adj. range: -5 to +5% (front button) Output span fine adj. range: 95 to 105% (front button) Burnout protection: Upscale standard; downscale or no burnout optional by programming Linearization: Standard Output setting: DIP Switch on side panel (refer to the instruction manual) Configuration: Program with front buttons or Via PC. Programmable features include: Refer to the parameter list. Configurator connection: 2.5 dia. miniature jack; RS-232-C level
DISPLAY Display functions: Displays and sets measured range, engineering unit Display size: Approx. 15.6 × 20.8 mm (0.61” × 0.82”) Number of pixels: 68 × 95 (horizontal × vertical) Character color: Yellow Display life: Approx. 60000 hours (Expected time for the Display brightness to be reduced to 50 % when the Display is used continuously with brightness setting 2 in 25 ℃) Display type: OEL display Display digit: Negative 5 digits, positive 6 digits (-99999 to 999999) Decimal point position: · Input display: None, number of decimal places 1 or 2 · Output display: Settable arbitrarily
INPUT SPECIFICATIONS Input: 2- or 3-wire RTD Maximum leadwire resistance: 50 Ω per wire Sensing current: Pt 100, JPt 100, Pt 50 Ω, Ni 100, Cu 10: approx. 1.0 mA Pt 1000, Ni 508.4 Ω: approx. 0.2 mA Measurement rang: -5 to +105% of input setting value Refer to the operating manual (EM-5144-B) for changing input range, setting value.
OUTPUT SPECIFICATIONS ■ DC Current Output range: 0 – 20 mA DC Conformance range: 0 – 22mA DC Minimum span: 1 mA Offset: Lower range can be any specific value within the output range provided that the minimum span is maintained. Load resistance: Output drive 15 V max. (Not available to output less than 0 mA, output range may not be extended to -10 %) ■ DC Voltage Output range: -5 - +5 V DC, -10 - +10 V DC Conformance range: -6.0 - +6.0 V DC, -12 - +12 V DC Minimum span: 250 mV, 1 V Offset: Lower range can be any specific value within the output range provided that the minimum span is maintained. Load resistance: Output drive 1 mA max.
INSTALLATION Power Consumption •AC: Max. 4.5 VA at 100 V Max. 6.5 VA at 200 V Max. 8.5 VA at 264 V •DC: Max. 2.3 W Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 10 to 85 %RH (non-condensing) Mounting: Surface or DIN rail Weight: Approx. 200 g (0.44 lb)
PERFORMANCE Overall accuracy: Input accuracy + output accuracy Inversely proportional to the span. See CALCULATION EXAMPLES OF OVERALL ACURACY. • Input accuracy: Input accuracy of table 1 or ±0.1 % of span, whichever is greater. Pt, JPt: ±0.15℃ Ni: ±0.2℃ Cu10: ±1.0℃ • Display accuracy: Input display: Input accuracy ±1 digit Output display: Input accuracy + output accuracy ±1 digit • Output accuracy: ±0.04 % of max. output range Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) of max. span Input resolution: Max. 18 bits Output resolution: Max. 16 bits Response time (filter time constant: 0 sec.): ≤ 0.5 sec. (0 – 90 %) Burnout response: ≤ 10 sec. 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 to power to ground)
STANDARDS & APPROVALS EU conformity: EMC Directive EMI EN 61000-6-4 EMS EN 61000-6-2 Low Voltage Directive EN 61010-1 Installation Category II Pollution Degree 2 Input or output to power: Reinforced insulation (300 V) Input to output: Basic insulation (300 V) RoHS Directive EN 50581
EXTERNAL VIEW Refer to the operating manual (EM-5144-B) for detailed procedures. PARAMETER LIST EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
Signal Conditioners
