27HU-B-001030/S

27HUB MSYSTEM | Alldatasheet

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MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 1/7 http://www.m-system.co.jp/ Head-mounted Two-wire Signal Conditioners 27-UNIT 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER (HART communication, outdoor enclosure, explosion-proof) Functions & Features

• Universal input: DC mV, T/C, RTD and resistance
• High accuracy
• HART communication
• Explosion-proof approval
• Suitable for Functional Safety applications up to SIL2
• Programming via hand-held communicator or via PC
• A wide variety of T/C and RTD types
• User’s temperature table can be used
• Self diagnostics
• Ultra-low temp. drift option (20 ppm/°C typ.)
• Stainless steel enclosure optional

ORDERING INFORMATION

• Code number: 27HU-B-[1][2][3][4][5][6][7] Specify a code from below for each of [1] through [7]. (e.g. 27HU-B-0L1T01/S). Use Ordering Information Sheet (No. ESU-7652). 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 4. [1] SAFETY APPROVAL Confirm selectable combinations of approval and wiring conduit types in the table below. 0: None 3: FM explosion-proof 4: ATEX flameproof 8: TIIS flameproof (CE not available) [2] TEMPERATURE DRIFT 0: Standard (temp. coefficient 0.015 %/°C) L: Ultra-low temperature drift [3] LED INDICATOR 0: Without 1: With (SIL not available) [4] TERMINAL BLOCK 0: None (Output connection: Terminals on module) (For TIIS, selectable only with ‘No indicator’ option.) T: Incorporated (Selectable only with the LED indicator option) [5] WIRING CONDUIT Confirm selectable combinations of approval and wiring conduit types in the table below. 0: G 1/2 1: 1/2 NPT 2: M20 × 1.5 3: PG 13.5 [6] MOUNTING BRACKET 0: Without 1: With [7] OPTIONS Enclosure Materials Blank: Diecast aluminium enclosure /S: Stainless steel enclosure (TIIS flameproof approval not selectable) I SELECTABLE WIRING CONDUITS SPECIFIC TO EACH APPROVAL ʻNʼ marked combinations are not selectable. APPROVAL 0 3 4 8WIRING CONDUIT

0 Y N N Y

1 Y Y Y N

2 Y N Y N

3 Y N N N

RELATED PRODUCTS

• USB interface Bell202 modem (model: COP-HU) Usable in ‘non-hazardous’ area only.
• Hand-held communicator
• PC configurator software (model: 27HUCFG) Downloadable at M-System’s web site.
• Cable gland (model: BX-E-SXY)

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 2/7 http://www.m-system.co.jp/ PACKAGE INCLUDES...

• Cable gland: Two provided for TIIS flameproof type Model No.: BX-E-SXY Cable entries: Elastomeric sealing rings Wiring conduit size: G 1/2 Material: Chrome-plated brass (entry) CR (sealing ring) Applicable wire size: 8 - 12 dia.
• Mounting screws Bolt (M8 x 15): 4 pcs. Spring washer for M8: 4 pcs. Material: Stainless steel 304
• Mounting bracket assembly (option) Mounting bracket: 1 pcs. M10 U-bolt: 2 pcs. Nut for M10: 4 pcs. Spring washer for M10: 4 pcs. Material: Stainless steel 304 Applicable pipe: 1 1/2” min.; 2” max.
• Engineering unit label (1) GENERAL SPECIFICATIONS Degree of protection: NEMA 4X, IP66/IP67 Wiring conduit: See ‘Ordering information.’ Connection:
• Without terminal block and indicator: M3 screw terminal in transmitter (Torque: 0.5 Nm)
• Without terminal block with indicator: Input signal: M3 screw terminal in transmitter (Torque: 0.5 Nm) Output signal: Euro terminal (Applicable wire size: 0.14 to 1.5 mm2 (AWG26 to 16), stripped length: 6 mm)
• With Terminal block and indicator: Input signal: M3 screw terminal in transmitter (Torque: 0.5 Nm) Output signal: M3 screws in terminal block (Torque: 0.5 Nm) Screw terminal
• Input signal: Nickel-plated brass
• Output signal: Without terminal block and indicator: Nickel-plated brass With terminal block and indicator: Nickel-plated steel Materials Transmitter Housing: Flame-resistant resin (black) Indicator Housing: Flame-resistant resin (black) Enclosure material: Diecast aluminium standard; SCS14 stainless steel casting optional (equivalent to type 316); silver color,epoxy resin coated Isolation: Input to output to outdoor enclosure User-configurable items:
• Input sensor type and numbers
• Number of wires (RTD & resistance)
• Input range (inverted range selectable)
• Burnout
• Output limits (Upper / Lower)
• Damping time (factory set to 0)
• Cold junction compensation (T/C; internal or external sensor selectable)
• Linearization
• Sensor calibration
• Output calibration
• HART communication mode Refer to the HART setup manual or the PC configurator users manual for the detail. HART COMMUNICATION Protocol: HART communication protocol HART address range: 0 – 15 (factory set to 0) Transmission speed: 1200 bps Digital current: Approx. 1 mAp-p when communicating Character format: 1 Start Bit, 8 Data Bits, 1 Odd Parity Bit,

1 Stop Bit

Distance: 1.5 km (0.9 miles) HART communication mode: Master-Slave Mode and Burst Mode (factory set to Master-Slave) HART network mode: Point-to-Point Mode and Multi-drop Mode; automatically set to Multi-drop Mode when the address is set to other than 0. LED INDICATOR (option) LED: 8 mm (.3”) 7-segment, red Number of display digits: 4 Scaling range: -1999 to 9999 Offset range: -1999 to 9999 Decimal point position: 10 –1, 10 –2, 10 –3, or no decimal point Polarity sign: Minus (–) sign added automatically according to the computation result Read rate: 2.5/s Over-range warning: All segments dark except the top ones that blink with the input exceeding the display/measurable range; or the bottom ones that blink with the input below the range. Engineering unit display: Unit label included; LED backlight provided Engineering unit indication: Sticker label attached DC, AC, W, ℃ , °F, V, mV, A, mA, %, kW, mW, kV, kA, psi, K, bar, barg, Nℓ/min, kvar, Mvar, var, m, mm, kg, kg/h, kPa, MPa, N·m, Nm3/h, m3/h, m3/sec, m/sec, kgf/cm2, ℓ/min, %RH, ℓ, ℓ/h, t/h, rpm, ppm, pH, Pa

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 3/7 http://www.m-system.co.jp/ INPUT SPECIFICATIONS The input is factory set for use with K thermocouple, single input, 0 to 100°C, internal CJC sensor. See Table 1 for the available input type, the minimum span and the maximum range. ■ DC mV (dual input available) Input resistance: ≥ 1 MΩ ■ Thermocouple (dual input available) Input resistance: ≥ 1 MΩ Burnout sensing: 33 μA External CJC sensor type: Pt 100 ■ RTD (2-wire, 3-wire or 4-wire) Input resistance: ≥ 1 MΩ Excitation: 0.2 mA Allowable leadwire resistance: Max. 10 Ω per wire ■ Resistance (2-wire, 3-wire or 4-wire) Input resistance: ≥ 1 MΩ Excitation: 0.2 mA Allowable leadwire resistance: Max. 10 Ω per wire 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) – 8 (V)*) ÷ 0.023 (A) (including leadwire resistance) *12 (V) with LED indicator option. 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. (660 msec. with dual input) Output characteristics for dual input: Average or Differential selectable INSTALLATION Supply voltage Non-approved: 8 – 35 V DC (without LED indicator) 12 – 39 V DC (with LED indicator) ATEX & FM: 8 – 32 V DC (without LED indicator) 12 – 32 V DC (with LED indicator) TIIS: 8 – 28 V DC (without LED indicator) 12 – 32 V DC (with LED indicator) Operating temperature Non-approved: -40 to +85°C (-40 to +185°F) ATEX & FM: T5, -40 to +80°C (-40 to +176°F) TIIS: T6, -20 to +60°C (-4 to +140°F) Weight:

• Unit Approx. 1.3 kg (2.9 lb), aluminium Approx. 4.0 kg (8.8 lb), stainless steel Approx. 2.0 kg (4.4 lb), TIIS flameproof
• Mounting bracket set (option) Approx. 0.78 kg (1.72 lb) PERFORMANCE Accuracy: See Table 1. Display accuracy: ±0.01 mA (Refer to 'how to calculate accuracy against scale'.) Cold junction compensation accuracy: ±0.5°C (±0.9°F) with internal CJC sensor LED indicator temp. coefficient: ±0.015 %/°C Response time: ≤ 2 sec. (0 – 90 %) with damping time set to 0 and when not communicating via HART. Supply voltage effect: ±0.005 % of span/V Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 1500 V AC @1 minute (input to output to outdoor enclosure) 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. HOW TO CALCULATE ACCURACY AGAINST SCALE Example: 4 – 20 mA input, Scale 0 – 100 Accuracy = 0.01 mA ÷ (20 – 4)mA × 100 = 0.063 % Display Error = (100 – 0) × 0.063 % = ±0.063 digits STANDARDS & APPROVALS EU conformity: ATEX Directive EEx d EN 50018 EMC Directive EMI EN 61000-6-4 EMS EN 61000-6-2 RoHS Directive EN 50581 Safety approval: FM: Explosion-proof and Dust-ignition proof Class I, Division 1, Groups B, C and D Class II, Division 1, Groups E, F and G Class III, Division 1 T5 and T6 (Class 3615) TIIS: Flameproof Ex d IIC T6

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 4/7 http://www.m-system.co.jp/ (EN 60079-0) (EN 60079-1) ATEX: FIameproof II 2G, Ex db II C, T5, T6 Gb INDICATOR TOP VIEW (option) ENTR / ESC BACK / DOWN NEXT / UP Engineering Unit ENTR / ESC Button BACK / DOWN Button NEXT / UP Button 27HU-B Data Display Model No. Label INPUT TYPE, RANGE & ACCURACY INPUT TYPE MINIMUM SAPN MAXIMUM SPAN ACCURACY TEMPERATURE DRIFT STANDARD DRIFT *2 ULTRA-LOW DRIFT *3 DC mV 4 mV -100 to +800 mV ±10 μV ±1 .5 μV/°C ±0.5 μV/°C Resistance 25 Ω 0 to 4 kΩ ±0.1 Ω ±15 mΩ /°C ±5 mΩ /°C Thermocouple °C °F TEMPERATURE DRIFT MINIMUM SAPN MAXIMUM RENGE ACCURACY MINIMUM SAPN MAXIMUM RENGE ACCURACY STANDARD DRIFT *2 ULTRA-LOW DRIFT *3 K (CA) E (CRC) J (IC) -180 to +1372 -100 to +1000 -100 to +1200 ±0.5 ±0.5 ±0.5 -292 to +2501 -148 to +1832 -148 to +2192 ±0.9 ±0.9 ±0.9 ±0.075°C/°C ±0.075°C/°C ±0.075°C/°C ±0.025°C/°C ±0.025°C/°C ±0.025°C/°C T (CC) B (RH) R 100 100 -200 to +400 400 to 1820 -50 to +1760 *4 ±0.5 180 180 -328 to +752 752 to 3308 -58 to +3200*4 ±0.9 ±1 .8 ±1 .8 ±0.075°C/°C ±0.3°C/°C ±0.3°C/°C ±0.025°C/°C ±0.1°C/°C ±0.1°C/°C S C (WRe 5-26) D (WRe 3-25) 100 100 100 -50 to +1760 *4 0 to 2300 0 to 2300 180 180 180 -58 to +3200*4 32 to 4172 32 to 4172 ±1 .8 ±1 .8 ±1 .8 ±0.3°C/°C ±0.3°C/°C ±0.3°C/°C ±0.1°C/°C ±0.1°C/°C ±0.1°C/°C N U L -180 to +1300 -200 to +600 -100 to +900 ±0.5 ±0.5 ±0.5 -292 to +2372 -328 to +1112 -148 to +1652 ±0.9 ±0.9 ±0.9 ±0.075°C/°C ±0.075°C/°C ±0.075°C/°C ±0.025°C/°C ±0.025°C/°C ±0.025°C/°C RTD °C °F TEMPERATURE DRIFT MINIMUM SAPN MAXIMUM RENGE ACCURACY MINIMUM SAPN MAXIMUM RENGE ACCURACY STANDARD DRIFT *2 ULTRA-LOW DRIFT *3 Pt 100 (JIS '97 , IEC) Pt 200 Pt 500 -200 to +850 -200 to +850 -200 to +850 ±0.1 ±0.1 ±0.1 -328 to +1562 -328 to +1562 -328 to +1562 ±0.18 ±0.18 ±0.18 ±0.015°C/°C ±0.015°C/°C ±0.015°C/°C ±0.005°C/°C ±0.005°C/°C ±0.005°C/°C Pt 1000 JPt 100 (JIS '89) Ni 100 (DIN 43760 '87) -200 to +850 -200 to +510 -60 to +250 ±0.1 ±0.1 ±0.2 -328 to +1562 -328 to +950 -76 to +482 ±0.18 ±0.18 ±0.36 ±0.015°C/°C ±0.015°C/°C ±0.015°C/°C ±0.005°C/°C ±0.005°C/°C ±0.005°C/°C *1 . DC mV: Or ±0.05 % of absolute range (greater of 0 % and 100 % range values), whichever is greater. Or ±0.2 % of absolute negative range for two inputs including negative ranges, whichever is greater. Resistance: Or ±0.05 % of absolute range (greater of 0 % and 100 % range values), whichever is greater. Thermocouple: Or ±0.05 % of span, whichever is greater. Add cold junction compensation error. RTD: Or ±0.05 % of max. range (greater of 0 % and 100 % range values converted into °C), whichever is greater. (For 2- or 3-wire RTD, the value is valid by the sensor calibration after wiring is complete.) *2. Or ±0.015 % of absolute range/°C (greater of 0 % and 100 % range values), whichever is greater. *3. Or ±0.005 % of absolute range/°C (greater of 0 % and 100 % range values), whichever is greater. *4. Conformance range: 50 to 1760°C or 122 to 3200°F

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 5/7 http://www.m-system.co.jp/ EXTERNAL DIMENSIONS unit: mm (inch) *Two sets of cable gland are attached with TIIS flameproof option. 4–M8, 12 (.47)deep 92 (3.62) 110 (4.33) 70 (2.76) 118 (4.65) 7 (.28) max. 39 (1.54) 19 (.75) 92 (3.62) 104 (4.09) (.55) (1.02) MOUNTING BRACKET (optional) CABLE GLAND* (TIIS flameproof option) 110 (4.33) dia. 19 (.75) 2–G 1/2 or 1/2NPT or M20x1.5 or PG13.5 39 (1.54) dia. 174 (6.85) 114 (4.49) 110 (4.33) SPACE REQUIRED TO REMOVE COVER G 1/2

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 6/7 http://www.m-system.co.jp/ SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM CJC Sensor Output Driver Output Computation Input Computation HART Comm. Low Drift Amplifier LOADOUTPUT 24V DC 4 – 20mA DC 24V DC 4 – 20mA DC Isolation INPUT *1 CJC Sensor Output Driver Output Computation Input Computation HART Comm. Low Drift Amplifier – LOADOUTPUT Isolation INPUT *1 ■ WITHOUT TERMINAL BLOCK (Output connection: Terminals on module)

• Without LED Indicator
• With LED Indicator ENTR / ESC BACK / DOWN NEXT / UP LED Display Internal Bridge

MODEL: 27HU-B 27HU-B SPECIFICATIONS ES-7652 Rev.18 Page 7/7 http://www.m-system.co.jp/ ■ WITH TERMINAL BLOCK CJC Sensor Output Driver Output Computation Input Computation HART Comm. Low Drift Amplifier LOADOUTPUT 24V DC 4 – 20mA DC Isolation INPUT *1 ENTR / ESC BACK / DOWN NEXT / UP LED Display Internal Bridge *2. Limited to 250 – 1100 Ω for HART communication *1. Input Connection Examples ■ DC MILLIVOLT INPUT

• Two Inputs INPUT 1 INPUT 2 ■ THEMOCOUPLE
• Internal CJC
• External CJC comp. leadwire comp. leadwire ■ RTD & RESISTANCE
• Two-wire
• Three-wire
• Two Inputs, Internal CJC comp. leadwire
• Two Inputs, External CJC B B A B A
• Four-wire B B A A SENSOR 2 SENSOR 1 comp. leadwire SENSOR 2 SENSOR 1 Specifications are subject to change without notice.