数字量输入模块 FB1202B
来源：未知 日期：2017/03/01 浏览量：次
● 3-channel
● Inputs Ex ia
● Dry contact or NAMUR inputs
● Installation in suitable enclosures in Zone 1 or Zone 21
● Positive or negative logic selectable
● Simulation mode for service operations (forcing)
● Line fault detection (LFD)
● Permanently self-monitoring
● Module can be exchanged under voltage (hot swap)
| Supply： | ||
|---|---|---|
| Connection | backplane bus | |
| Rated voltage | 12 V DC , only in connection with the power supplies FB92** | |
| Power consumption | 0.5 W | |
| Internal bus： | ||
| Connection | backplane bus | |
| Interface | manufacturer-specific bus to standard com unit | |
| Input： | ||
| Number of channels | 3 | |
| Suitable sensors | mechanical contacts, NAMUR proximity switches, 2-wire initiators | |
| Connection | channel I: 1+, 4-; channel II: 2+, 5-; channel III: 3+, 6- | |
| Rated values | acc. to EN 60947-5-6 (NAMUR) | |
| Switching point/switching hysteresis | 1.2 ... 2.1 mA / ± 0.2 mA | |
| Voltage | 8.2 V | |
| Line fault detection | can be switched on/off for each channel via configuration tool | |
| Connection | mechanical switch with additional resistors (see connection diagram) , proximity switches without additional wiring | |
| Short-circuit | < 360 Ω | |
| Open-circuit | < 0.35 mA | |
| Indicators/settings： | ||
| LED indicator |
LED green: supply LED red: line fault, channel 1 LED yellow: status channel 1 |
|
| Directive conformity： | ||
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1 | |
| Conformity： | ||
| Electromagnetic compatibility | NE 21 | |
| Degree of protection | IEC 60529 | |
| Ambient conditions： | ||
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) | |
| Storage temperature | -25 ... 85 °C (-13 ... 185 °F) | |
| Relative humidity | 95 % non-condensing | |
| Shock resistance | shock type I, shock duration 11 ms, shock amplitude 50 m/s2, number of shock directions 6, number of shocks per direction 100 | |
| Vibration resistance | frequency range 5 ... 500 Hz, amplitude 5 ... 13.2 Hz ± 1.5 mm, 13.2 ... 100 Hz 1g, sweep rate 1 octave/min, duration 10 sweeps 5 Hz - 100 Hz - 5 Hz | |
| Damaging gas | designed for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3 | |
| Mechanical specifications： | ||
| Degree of protection | IP20 (module) , a separate housing is required acc. to the system description | |
| Connection |
removable front connector with screw flange (accessory) wiring connection via spring terminals (0.14 ... 1.5 mm2) or screw terminals (0.08 ... 1.5 mm2) |
|
| Mass | approx. 330 g | |
| Dimensions | 28 x 107 x 132 mm (1.1 x 4.2 x 5.2 inch) | |
| Data for application in connection with hazardous areas： | ||
| EC-Type Examination Certificate | PTB 97 ATEX 1074 U | |
| Group, category, type of protection |
 II 2(1) G Ex d [ia Ga] IIC Gb II (1) D [Ex ia Da] IIIC |
|
| Input | ||
| Voltage | 10.5 V | |
| Current | 35 mA | |
| Power | 92 mW (linear characteristic) | |
| Galvanic isolation | ||
| Input/power supply, internal bus | safe electrical isolation acc. to EN 60079-11, voltage peak value 375 V | |
| Directive conformity | ||
| Directive 2014/34/EU |
EN 60079-0:2009 EN 60079-1:2007 EN 60079-11:2007 EN 60079-26:2007 EN 61241-11:2006 |
|
| International approvals： | ||
| ATEX approval | PTB 97 ATEX 1075 ; PTB 97 ATEX 1074 U | |
| EAC approval | Russia: RU C-IT.MIII06.B.00129 | |
| Marine approval | ||
| Lloyd Register | 15/20021 | |
| DNV GL Marine | TAA0000034 | |
| American Bureau of Shipping | T1450280/UN | |
| Bureau Veritas Marine | 22449/B0 BV | |
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