27TS-2

27TS MSYSTEM | Alldatasheet

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MODEL: 27TS 27TS SPECIFICATIONS ES-7655 Rev.8 Page 1/3 http://www.m-system.co.jp/ Head-mounted Two-wire Signal Conditioners 27-UNIT THERMOCOUPLE TRANSMITTER (PC programmable) Functions & Features

• Accepts direct input from a thermocouple and provides a standard 4 – 20mA DC signal
• Suitable for Functional Safety applications up to SIL2
• I/O range programming via PC Configurator
• User’s temperature table can be used
• Self diagnostics
• Low temperature drift
• CE marking (conforms to ATEX and EMC) 44 (1.73) DIA. 20.7 (.81) mm (inch) MODEL: 27TS–[1]

ORDERING INFORMATION

• Code number: 27TS-[1] Specify a code from below for [1]. (e.g. 27TS-0) Use Ordering Information Sheet (No. ESU-7655). Factory standard setting will be used if not otherwise specified. Specify the country in which the product is to be used with the Safety Approval code 2. [1] SAFETY APPROVAL 0: None 1: FM intrinsically safe 2: ATEX intrinsic safety

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 Cold Junction Compensation: CJC sensor incorporated Self diagnostics: Detects internal error, burnout User-configurable items: PC and the transmitter are connected with the COP-HU.
• Input sensor type
• Input range
• Burnout
• Output limits (Upper / Lower)
• Damping time (factory set to 0)
• Linearization
• Output calibration
• Loop test output INPUT SPECIFICATIONS The input type is factory-set to K thermocouple, and the input range to 0 to 100°C. See Table 1 for the available input type, the minimum span, and the maximum range. Input resistance: 1 MΩ min. *1. ±2°C ( 3.6° F) for the range 400 – 850° C (752 – 1562° F) ■ THERMOCOUPLE Input resistance: ≥ 1 MΩ Temperature range Table 1 THERMOCOUPLE ° C ±0.5 ±0.9 ±0.5 ±0.9 ±0.5 ±0.9 ±0.5 ±0.9 ±1.8 ±1.8 K (CA) E (CRC) J (IC) T (CC) B (RH) R -180 to +1372 -292 to +2501 -100 to +1000 -148 to +1832 -100 to +1200 -148 to +2192 -200 to +400 -328 to +752 400 to 1820 752 to 3308 -50 to +1760 -58 to +3200 ACCURACYMIN. SPAN USABLE RANGE ° F ° C ° F ° C ° F ° C ° F ° C ° F 100 180 ° C ° F 100 180 ° C ±1 ±1.8 ±1.8 ±1.8 ±0.5 ±0.9 ±0.5 ±0.9 ±0.5 ±0.9 S C (WRe 5-26) D (WRe 3-25) N U L -50 to +1760 -58 to +3200 0 to 2300 32 to 4172 0 to 2300 32 to 4172 -180 to +1300 -292 to +2372 -200 to +600 -328 to +1112 -100 to +900 -148 to +1652 ° F 100 180 ° C ° F 100 180 ° C ° F 100 180 ° C ° F ° C ° F ° C ° F

MODEL: 27TS 27TS SPECIFICATIONS ES-7655 Rev.8 Page 2/3 http://www.m-system.co.jp/ 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

• 9 – 35 V DC (non-approved)
• 9 – 28 V DC (approved) Operating temperature: -40 to +85°C (-40 to +185°F) (See Safety Parameters for use in a hazardous location.) Operating humidity: 0 to 95 %RH (non-condensing) Mounting: Head-mounting (DIN type B head) Weight: 50 g (1.76 oz) PERFORMANCE Accuracy: As indicated in Table 1, ± 0.075 % of span or ±0.075 % of max. range, whichever is greater. Add the CJC error. (max. range = 0 % or 100 % value, absolute value of whichever is greater.) Cold junction compensation error: ±0.5°C (±0.9°F) Temp. coefficient: 0.0075 % /°C (0.004 % /°F) of max. range Response time: ≤ 1 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) Safety integrity level according to IEC 61508: Suitable for use in a safety instrumented system up to SIL2 (together with sensor) if appropriate safety instructions are observed. Consult M-System. STANDARDS & APPROVALS EU conformity: ATEX Directive Ex ia EN 60079-11 EMC Directive EMI EN 61000-6-4 EMS EN 61000-6-2 RoHS Directive EN 50581 Safety approval: FM: Intrinsically safe Class I, Division 1, Groups A, B, C and D Class I, Zone 0, AEx ia IIC (US) Class I, Zone 0, Ex ia IIC (Canada) T4, T5 and T6 (Class 3610, ANSI/ISA 60079-11, CAN/CSA-C22.2 No. 157, CAN/CSA-C22.2 No. 60079-11) ATEX: Intrinsic safety II 1G, Ex ia IIC; T4, T5 and T6 (EN 60079-0) (EN 60079-11) SAFETY PARAMETERS Operating temperature For ATEX / FM: T4: -40 to +80°C T5: -40 to +60°C T6: -40 to +45°C Ex-data:
• Output circuit Ui (Vmax): 30 V DC Ii (Imax): 96 mA DC Pi (Pmax): 720 mW Ci: 1 nF Li: 0 mH
• Sensor circuit Uo (Voc): 30 V DC Io (Isc): 24 mA DC Po: 180 mW Co (Ca): 50 nF Lo (La): 40 mH

MODEL: 27TS 27TS SPECIFICATIONS ES-7655 Rev.8 Page 3/3 http://www.m-system.co.jp/ 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. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM *1. Limited to 250 – 500Ω when using the communication to configure the module. *2. A safety barrier must be installed for the intrinsic safety. The safety barrier must meet the Ex-data of this unit and must be approved for the hazardous location. Output Driver Output Computation Input Computation Comm. Circuit Low Drift Amplifier Isolation CJC Sensor comp. leadwire LOADOUTPUT 24V DC 4 – 20mA DC Non-Hazardous LocationHazardous Location Safety Barrier Specifications are subject to change without notice.