UNIVERSAL INPUT/OUTPUT (HART) FB7204B3

TÍNH NĂNG NỔI BẬT

• 4 kênh
• Đầu vào Ex ia, Đầu ra Ex ia
• Lắp đặt trong các thùng phù hợp trong Zone 1
• Mô-đun có thể được trao đổi dưới điện áp (trao đổi nóng)
• Đầu vào tương tự, đầu vào kỹ thuật số,
• đầu ra tương tự, đầu ra kỹ thuật số
• Mạch cung cấp 21,5 V (4 mA)
• Giao tiếp HART thông qua bus trường hoặc bus dịch vụ
• Chế độ mô phỏng cho các hoạt động dịch vụ (buộc)
• Phát hiện lỗi đường dây (LFD): một đèn LED trên mỗi kênh
• Tự giám sát vĩnh viễn

THÔNG SỐ KỸ THUẬT

Slots
Occupied slots		1
Supply
Connection		backplane bus
Rated voltage		12 V DC , only in connection with the power supplies FB92**
Power dissipation		2 W
Power consumption		3 W
Internal bus
Connection		backplane bus
Interface		manufacturer-specific bus to standard com unit
Analog input
Number of channels		4
Suitable field devices
	Field device	pressure converter
	Field device [2]	flow converter
	Field device [3]	level converter
	Field device [4]	Temperature Converter
Field device interface
	Connection	2-wire transmitter
Connection		terminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Transmitter supply voltage		min. 15 V at 20 mA ; 21.5 V at 4 mA
Input resistance		15 Ω
Line fault detection		can be switched on/off for each channel via configuration tool , configurable via configuration tool
	Short-circuit	factory setting: > 21 mA Can be parameterized in the range 0 … 22 mA
	Open-circuit	factory setting: < 3.6 mA Can be parameterized in the range 0 … 22 mA
HART communication		yes
HART secondary variable		yes
Analog output
Number of channels		4
Suitable field devices
	Field device	Proportional Valve
	Field device [2]	I/P converters
	Field device [3]	on-site display
Connection		terminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Current		0 … 20 mA short-circuit protected
Line fault detection		can be switched on/off for each channel via configuration tool , configurable via configuration tool
	Short-circuit	factory setting: < 50 Ω configurable between 0 … 26 mA
	Open-circuit	deviation of preset output value > 0.5 mA
Load		max. 750 Ω at 20 mA
HART communication		yes
HART secondary variable		yes
Watchdog		output off 0.5 s after serious fault
Digital input
Number of channels		4
Sensor interface
	Connection [2]	volt-free contact
Connection		terminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Line fault detection		can be switched on/off for each channel via configuration tool
	Connection	mechanical switch with additional resistors (see connection diagram)
	Short-circuit	> 7 mA
	Open-circuit	< 0.1 mA
Digital signals (active)
	Switching point: ON	> 2.1 mA
	Switching point: OFF	< 1.2 mA
Digital output
Number of channels		4
Suitable field devices
	Field device	Solenoid Valve
	Field device [2]	audible alarm
	Field device [3]	visual alarm
Connection		terminals 1+, 2-, 3+, 4-, 5+, 6-, 7+, 8-
Drive capability		12 V / 22 mA
Internal resistor		385 Ω
Current limit		22 mA
Open loop voltage		min. 22.7 V
Line fault detection		can be switched on/off for each channel via configuration tool
	Test current	0.4 mA
	Short-circuit	< 50 Ω
	Open-circuit	< 0.2 mA
Transfer characteristics
Deviation
	After calibration	0.1 % of the signal range at 20 °C (68 °F)
	Influence of ambient temperature	0.1 %/10 K of the signal range
Resolution		12 Bit (0 … 26 mA)
Refresh time		approx. 100 ms (4 channels)
Indicators/settings
LED indication		Power LED (P) green: supply Diagnostic LED (I) red: module fault , red flashing: communication error , white: fixed parameter set (parameters from com unit are ignored) , white flashing: requests parameters from com unit Status LED (1-4) red: line fault (lead breakage or short circuit) , yellow: state of digital I/O (0/1) Configuration LED (AI, AO, DI, DO) white: selected channel mode
Coding		optional mechanical coding via front socket
Directive conformity
Electromagnetic compatibility
	Directive 2014/30/EU	EN 61326-1
Conformity
Electromagnetic compatibility		NE 21
Degree of protection		IEC 60529
Environmental test		EN 60068-2-14
Shock resistance		EN 60068-2-27
Vibration resistance		EN 60068-2-6
Damaging gas		EN 60068-2-42
Relative humidity		EN 60068-2-78
Ambient conditions
Ambient temperature		-40 … 60 °C (-40 … 140 °F)
Storage temperature		-40 … 85 °C (-40 … 185 °F)
Relative humidity		95 % non-condensing
Shock resistance		shock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18
Vibration resistance		frequency range 10 … 150 Hz; transition frequency: 57.56 Hz, amplitude/acceleration ± 0.075 mm/1 g; 10 cycles frequency range 5 … 100 Hz; transition frequency: 13.2 Hz amplitude/acceleration ± 1 mm/0.7 g; 90 minutes at each resonance
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. 425 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
EU-type examination certificate		Presafe 19 ATEX 14057U
	Marking	II 2(1)G Ex db eb q [ia Ga] IIC Gb II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
Supply
	Voltage	27 V
	Current	87 mA
	Power	575 mW (linear characteristic)
Input		Ex ia
	Voltage	27 V
	Current	87 mA
	Power	575 mW (linear characteristic)
	Internal capacitance	0 nF
	Internal inductance	0 mH
Output		Ex ia
	Voltage	27 V
	Current	87 mA
	Power	575 mW (linear characteristic)
Galvanic isolation
	Rated voltage	250 V field circuits to control and supply circuits
	Input/power supply, internal bus	safe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
	Output/power supply, internal bus	safe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
Directive conformity
	Directive 2014/34/EU	EN 60079-0:2012+A11:2013 EN 60079-1:2014 EN 60079-5:2015 EN 60079-7:2015 EN 60079-11:2012
International approvals
ATEX approval		Presafe 19 ATEX 14057U
IECEx approval		IECEx PRE 19.0012U
	Approved for	Ex db eb q [ia Ga] IIC Gb [Ex ia Da] IIIC [Ex ia Ma] I
General information
System information		The module has to be mounted in appropriate backplanes and housings (FB92**) in Zone 1, 2, 21, 22 or outside hazardous areas (gas or dust). Here, observe the corresponding EC-type examination certificate.