MODBUS RTU Bus Coupler LB8107*

• Interface between the I/O modules and the DCS/PLC
• Bus coupler for 80 analog or 184 digital channels
• Communication via MODBUS RTU
• HART communication via service bus
• Configuration via FDT 1.2 DTM
• Non-volatile memory for configuration and parameter settings
• Self configuration in redundant systems
• Permanently self-monitoring
• Outputs drive to safe state in case of failures
• Installation in Zone 2, Zone 22, Div. 2, or safe area
• Module can be exchanged under voltage (hot swap)

Supply
Подключение		backplane bus
Rated voltage		5 V DC , only in connection with the power supplies LB9***
Потребляемая мощность		2 W
Fieldbus interface
MODBUS RTU
	Connection	9-pin Sub-D socket via backplane
	Baud rate	max. 38.4 kBit/s
Number of stations per bus line		max. 245 (MODBUS), max. 119 (service bus)
Number of channels per station		max. 80 analog, max. 184 digital (standard configuration)
Number of stations per bus segment		max. 31 (RS 485 standard)
Number of repeaters between Master and Slave		max. 3
Supported I/O modules		all LB Remote I/O modules
Bus length		max. 1200 m (FOL, 38.4 kBd), max. 1200 m (copper cable, 38.4 kBd)
FOL (fiber optic link)		additional hardware required
Addressing		via configuration software
MODBUS address		standard compliant (ex works standard: 126)
Service bus address		max. 119 , redundancy address = base + 128 (automatic)
HART communication		via service bus
Internal bus
Подключение		backplane bus
Redundancy		via backplane
Indicators/settings
LED indicator		LED 1 (power supply): On = operating, fast flash = cold start LED 2 (collective alarm): On = internal fault, flashing = no Modbus RTU connection LED 3 (status process bus): flashing = Modbus receive channel active LED 4 (status service bus): flashing = service bus receive channel active LED 5 (operating mode): flashing 1 (1:1 ratio) = active, normal operation- flashing 2 (7:1 ratio) = active, simulation LED 6 (status process bus): flashing = Modbus response channel active LED 7 (status servicebus): flashing = service bus response channel active
Соответствие директивам
Electromagnetic compatibility
	Directive 2004/108/EC	EN 61326-1
Conformity
Electromagnetic compatibility		NE 21
Стандарты защищенности		IEC 60529
Условия окружающей среды
Рабочая температура окружающей среды		-20 ... 60 °C (-4 ... 140 °F)
Температура хранения устройства		-25 ... 85 °C (-13 ... 185 °F)
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		for plugs: 21 days in 25 ppm SO2, at 25 °C and 75 % rel. humidity, device G3
Физические/механические параметры
Стандарты защищенности		IP20 (module) , mounted on backplane
Подключение		via backplane
Масса		приблизительно 120 g
Dimensions		32 x 100 x 103 mm (1.26 x 3.9 x 4 in)
Data for application in connection with Ex-areas
Питание		only in connection with the power supplies LB9***
Declaration of conformity		PF 08 CERT 1234
	Group, category, type of protection, temperature class	II 3 G Ex nA IIC T4
Соответствие директивам
	Directive 94/9/EC	EN 60079-0 , EN 60079-15
International Сертификаты
Сертификация UL		E106378
IECEx approval		BVS 09.0037X

Аксессуары и комплектующие

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