Article Number: 3BSC690141R1
Type: Analog Input
Signal Specification: RTD or TC
Number of Channels: 8
Signal Type: Differential
Intrinsic Safety: Yes
Mechanics: S800

Detailed Data

• Resolution: 15 bit + sign
• Input Impedance: >10 MΩ
• Isolation: Groupwise isolated from ground
• Error:
  • TC/mV: <20 µV
  • RTD (0-400 Ω): <0.1 Ω
  • RTD (0-4000 Ω): <1 Ω
• Temperature Drift:
  • TC/mV: <20 µV/10°C
  • RTD (0-400 Ω): <0.1 Ω/10°C
  • RTD (0-4000 Ω): <1 Ω/10°C
• Update Cycle Time: (no of active channels) x 125 + 125 ms
• Common Mode Voltage Input: +/- 5V
• CMRR, 50Hz, 60Hz: >100 dB
• NMRR, 50Hz, 60Hz: >80 dB
• Rated Insulation Voltage: 50 V
• Dielectric Test Voltage: 500 V a.c.
• Power Dissipation: 0.5 W
• Current Consumption +5 V Modulebus: Typ. 90 mA, Max. <125 mA

Diagnostics

• Front LEDs: F(ault), R(un), W(arning)
• Supervision: Open circuit, Short circuit for RTD

Environment and Certification

• CE Mark: Yes
• Electrical Safety: EN 61010-1, EN 61010-2-201
• Hazardous Location: ATEX/IECEx Zone 2 with interface to Zone 0, cFMus C1, Div 2/Zone 2 with interface to C1, C2, C3 Div 1/Zone 0
• Temperature, Operating: 0 to +55 °C (+32 to +131 °F)
• Temperature, Storage: -40 to +70 °C (-40 to +158 °F)
• Pollution Degree: Degree 2, IEC 60664-1
• Corrosion Protection: ISA-S71.04: G3
• Relative Humidity: 5 to 95 %, non-condensing
• Max Ambient Temperature: 55 °C (131 °F), for vertical mounting in compact MTU 40 °C (104 °F)
• Protection Class: IP20 according to IEC 60529
• Mechanical Operating Conditions: IEC/EN 61131-2
• EMC: EN 61000-6-4, EN 61000-6-2
• Overvoltage Categories: IEC/EN 60664-1, EN 50178
• Equipment Class: Class I according to IEC 61140; (earth protected)
• RoHS Compliance: DIRECTIVE/2011/65/EU (EN 50581:2012)
• WEEE Compliance: DIRECTIVE/2012/19/EU

Compatibility

• Use with MTU: TU890, TU891
• Keying Code: BA

Intrinsic Safety Parameters

• U0 (Groups CENELEC USA): IIC
• I0 (Groups CENELEC USA): IIB
• P0 (Groups CENELEC USA): IIA
• U0 - C0 (uF): 1.41
• U0 -L0 (mH): 88
• U0 -L/R (uH/O): 586
• I0 - C0 (uF): 9
• I0 -L0 (mH): 352
• I0 -L/R (uH/O): 2347
• P0 - C0 (uF): 36
• P0 -L0 (mH): 706
• P0 -L/R (uH/O): 4707

Dimensions

• Width: 45 mm (1.77”)
• Depth: 102 mm (4.01”), 111 mm (4.37”) including connector
• Height: 119 mm (4.7”)
• Weight: 0.16 kg (0.35 lbs.)