Functions & Features • Accepts direct input from an RTD and provides a standard 4 – 20 mA 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
MODEL: 27RS–[1][2]
ORDERING INFORMATION • Code number: 27RS-[1][2] Specify a code from below for each [1] and [2]. (e.g. 27RS-0/M) Use Ordering Information Sheet (No. ESU-7653). 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 (Option code /M is not selectable) 2: CENELEC intrinsic safety (ATEX) (Option code /M is not selectable)
[2] 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 sensor type · Number of wires · Input range · Burnout · Output limits (Upper / Lower) · Damping time (factory set to 0) · Linearization · Output calibration · Loop test output
INPUT SPECIFICATIONS The input is factory set for use with Pt 100 (JIS ’97, IEC), 0 to 100°C. ■ RTD (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) – 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: ±0.15°C (±0.27°F), ±0.075 % of span or ±0.075 % of max. range, whichever is greater (max. range = 0 % or 100 % value, absolute value of whichever is greater.) Temp. coefficient: 0.0075 %/°C (0.004 %/°F) Response time: ≤ 1 sec. (2- or 3-wire; 0 – 90 %) or ≤ 2 sec. (4-wire; 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)
SAFETY PARAMETERS Operating temperature For CENELEC (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
Mã số : 27HU 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
DC mV, V & mA, T/C, RTD and resistance input
8-35 Vdc powered (max. 28 V approved)
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27HU 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : B6U 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
DC mV, V & mA, T/C, RTD, Pot and resistance input
12-42 Vdc powered (max. 28 V approved)
ATEX Zone 0 approval
FM Class I, Div. 1 & 2 approval
B6U 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 26TS1 THERMOCOUPLE TRANSMITTER
Specify K, E, J, T, B, R, S, N and temp. range. Special T/C acceptable
12-32 Vdc powered
Fast response 25 msec. optional
26TS1 THERMOCOUPLE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : B6U-B 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
DC mV, V & mA, T/C, RTD, Pot and resistance input
12-42 Vdc powered (max. 28 V approved)
NEMA 4X, IP66/IP67 enclosure
ATEX Zone 0 approval
FM Class I, II, III, Div. 1 & Class I, II, Div. 2 approval
B6U-B 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 27RS RTD TRANSMITTER
Pt100, Pt1000, Pt500 selectable
Function monitor LED optional
9-35 Vdc powered
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27RS RTD TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 27TS THERMOCOUPLE TRANSMITTER
K, E, J, T, B, R, S, C, D, N, U, L selectable
9-35 Vdc powered
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27TS THERMOCOUPLE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 27U 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
DC mV, V & mA, T/C, RTD and resistance input
9-35 Vdc powered
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27U 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 27R RTD TRANSMITTER
Pt100, Pt1000, Pt500 selectable. Non-isolated.
Function monitor LED optional
9-35 Vdc powered
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27R RTD TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : B5TS - THERMOCOUPLE TRANSMITTER
Specify K, E, J, T, B, R, S, N and temp. range. Special T/C acceptable
12-28 Vdc powered
Fast response 25 msec. optional
B5TS - THERMOCOUPLE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Mã số : 27HU-B 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
DC mV, V & mA, T/C, RTD and resistance input
8-35 Vdc powered (max. 28 V approved)
ATEX Zone 0 approval
FM Class I, Div. 1 & Zone 0 approval
27HU-B 2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
M-System Việt Nam
Email: Sales@m-system.com.vn
Functions & Features
• Universal input: mV, V, T/C, RTD, resistance and
potentiometer
• High accuracy
• HART communication
• Intrinsically safe and explosion-proof approval
• Optional stainless steel enclosure
• 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
• Input-output isolated
NAGANOKEIKI
