1756-DNB Allen-Bradley PLC DeviceNet Bridge/Scanner Module New

Attribute

1756-DNB/E

DeviceNet communication rate

125 Kbps (500 m max)

250 Kbps (250 m max)

500 Kbps (100 m max)

Number of nodes, max

64

Current draw @ 5.1V DC

400 mA

Current draw @ 24V DC

0 mA

DeviceNet current draw @ 24V DC

60 mA

DeviceNet voltage range

11...25V DC CL 2/SELV

Power dissipation

3.5 W

Thermal dissipation

11.9 BTU/hr

Isolation voltage

50V (continuous), basic insulation type, DeviceNet network to backplane

Type tested at 853V AC for 60 s

No isolation between USB and backplane

Slot width

1

Module location

Chassis-based, any slot

Chassis

1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17

Power supply, standard

1756-PA72/C, 1756-PA75/B, 1756-PB72/C, 1756-PB75/B, 1756-PC75/B, 1756-PH75/B

Power supply, redundant

1756-PA75R, 1756-PB75R, 1756-PSCA2

DeviceNet power

To comply with the CE low voltage directive (LVD), the DeviceNet network must be powered from a source compliant

with the safety extra low voltage (SELV) or protected extra low voltage (PELV).

To comply with UL restrictions, the DeviceNet network must be powered from a source compliant with Class 2 or

limited voltage/current.

DeviceNet port

1 DeviceNet open-style 5- or 10-pin linear plug

DeviceNet connector torque

0.56?.79 N•m (5? lb•in)

USB port(1)

USB 2.0, full speed (12 Mbps)

Wiring category(2)

1 - On DeviceNet ports

3 - On USB ports

North American temperature code

T4A

IEC temperature code

T4

Enclosure type rating

None (open-style)