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Technical Specifications:
Manufacturer:
Allen-Bradley
Product Type:
I/O Bus Isolator Module
1797-BIC Flex Ex Bus Isolator
Technical Specifications
| Attribute |
Value |
| I/O Module Capacity |
8 FLEX Ex modules |
| Indicators |
Power - green when power is applied |
| Isolation Path |
Flexbus to Flexbus
Flexbus slave side to power supply
Galvanic to DIN EN 60079-11 |
| Power Consumption |
18…32V dc @ 0.15 A |
| Power Source Failure |
Max input Um = 253V ac |
| Power Dissipation |
2.1 W |
| Thermal Dissipation |
7.2 BTU/hr |
| IS Module Type |
[Ex ib] IIC |
| Conductor Wire Size |
4 mm² (12 gauge) stranded max
1.2 mm (3/64 in.) insulation max |
| Weight |
Approx. 200 g |
| Operational Temperature |
-20…70 °C (-4…158° F) |
| Storage Temperature |
-40…85 °C (-40…185 °F) |
| Relative Humidity |
5…95% noncondensing |
| Shock Operating |
Tested 30 g peak acceleration, 11 (±1) ms pulse width |
| Shock Nonoperating |
Tested 30 g peak acceleration, 11 (±1) ms pulse width |
| Vibration |
Tested 5 g @ 10…500 Hz per IEC 68-2-6 |
| Output (Intrinsically Safe) CENELEC |
Uo < 5.75V dc
Io < 400 mA
Po < 2.05 W
Lo < 100 μH
Co < 39 μF |
| Output (Intrinsically Safe) FM and cULus |
Vt < 5.75V dc
It < 398.25 mA
Ca < 39.67 μF
La < 210 μH |
| Restriction |
Max of 8 I/O modules |
| Dimension |
94mm x 87mm x 75mm (3.7in x 3.4in x 2.95in) |
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