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Use in hazardous area
Category, ignition protection category II (1GD) 2G EEx em [ia] IIB/IIC T4
II (1GD)2G EEx em [ia] IIB/IIC T4 Intrinsically safe input and output circuits can be laid in the 1G and 1D category areas.
Indicators/operating means
LED PWR/CHK
dual-LED green/red green: AS-Interface voltage, normal operation red: communication error or address 0
LED OUT
Switching state (output); 4 LED yellow
Electrical specifications
Rated operating voltage
26.5 ... 31.6 V PELV from AS-Interface
Rated operating current
≤ 250 mA
Maximum safe voltage
40 V
Output
Number/Type
4 outputs EEx ia IIC for controlling intrinsically safe valves
Values in accordance with EC-Type Examination Certificate
Voltage
≤ 28 V DC
Current
≤ 110 mA
Power
≤ 770 mW
Internal resistor
≥ 258 Ω
Type of protection
EEx ia IIB EEx ia IIC
External capacitance
≤ 650 nF ≤ 83 nF
External inductance
≤ 10 mH ≤ 1 mH
Nominal values
(typically)
Open loop voltage
26 V
Short-circuit current
50 mA
Internal resistor
270 Ω
Curve angle points (nominal values)
12.5 V DC, 50 mA
Programming instructions
Profile
S-8.F
IO code
8
ID code
F
Data bits (function via AS-Interface)
inputoutput
D0
-OUT1
D1
-OUT2
D2
-OUT3
D3
-OUT4
Parameter bits (programmable via AS-i)
function
P0/P1
(Output conditions on failure of the AS-Interface communication) 0/0 Outputs old value 0/1 outputs not controlled 1/0 outputs controlled 1/1 outputs not controlled
II (1GD) 2G EEx em [ia] IIB/IIC T4
