
12
Smart Wireless Gateway
August 2014
Special Conditions for Safe Use (X):
1. The plastic antenna may present a potential electrostatic ignition
hazard and must not be rubbed or cleaned with a dry cloth.
2. The Model 781 enclosure is made of aluminum alloy and is given a
protective polyurethane paint finish; however, care should be
taken to protect it from impact or abrasion if located in a Zone 0
environment.
3. The device is not capable of withstanding the 500V isolation test
required by EN 60079-11:2007 Clause 6.3.12. This must be taken
into account when installing the device.
I7 IECEx Intrinsic Safety
Certificate Number: IECEx BAS11.0028X
Ex ia IIC T4 Ga (Tamb = -40 °C to 70 °C)
Enclosure Type IP66/67
Input/output parameters
Special Conditions for Safe Use (X):
1. The plastic antenna may present a potential electrostatic ignition
hazard and must not be rubbed or cleaned with a dry cloth.
2. The Model 781 enclosure is made of aluminum alloy and is given a
protective polyurethane paint finish; however, care should be
taken to protect it from impact or abrasion if located in a Zone 0
environment.
3. The device is not capable of withstanding the 500V isolation test
required by IEC 60079-11:2006 Clause 6.3.12. This must be taken
into account when installing the device.
Combination certification
KL Combination of I5, I6, I1, and I7
Input/power
U
i
= 30 V
I
i
= 200 mA
P
i
= 1.0 W
C
i
= 0
L
i
= 0
Input/RS485
U
i
= 11 V
I
i
= 300 mA
P
i
= 1.0 W
C
i
= 5.1 nF
L
i
= 0
Output/RS485
U
o
= 7.14 V
I
o
= 112 mA
P
o
= 1.0 W
C
o
= 0
L
o
= 0
C
o
= 13.9 F
L
o
= 1000 H
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