Programmable ControllerKV-5000/3000 series

KV-LM20V

High-speed Multi-link (Megalink) Unit

SPECIFICATIONS

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Model

KV-LM20V

Unit type

Communication network unit

Communication characteristics

Max. 2 Mbps

Characteristics

VT3 megalink connection

Direct refresh support

International standards

UL, CE

General specifications

Power voltage

24 VDC ± 10% (supplied by the CPU unit)

Operating ambient temperature

0 to +50°C (no freezing)

Ambient storage temperature

-20 to +70°C

Operating ambient humidity

10 to 95%RH(no condensation)

Withstand voltage

Between the power supply terminal and the communication terminal: 1,500 VAC, between the external terminals and the case: 1,500 VAC

Noise resistance

1,500 Vp-p or more, pulse width: 1 µs, 50 ns (by way of a noise simulator), conforms to IEC standards (IEC 61000, 4-2/3/4/6)

Vibration resistance

Intermittent vibration

Frequency: 5 to 9 Hz

Half amplitude: 3.5 mm

Frequency: 9 to 150 Hz

Fixed acceleration: 9.8 m/s2

Continuous vibration

Frequency: 5 to 9 Hz

Half amplitude: 1.75 mm

Frequency: 9 to 150 Hz

Fixed acceleration: 4.8 m/s2

Insulation resistance

50 MΩ or more (tested with a 500 VDC megger, between the power supply terminal and the I/O terminals and between all the external terminals and the case)

Operating environment

Minimal amount of dust and corrosive gas present

Operating altitude

2000m or less

Performance specifications

Transmission specifications

Terminator

Set with the main unit's front panel switch

Interface

Connection

Terminal block

Transmission specifications

Cable connection

Multi-drop (branching is not possible)

Communication speed (baud rate)

19,200 bps, 115,200 bps, 0.5 Mbps, 1.0 Mbps, 2.0 Mbps

Transmission distance

19,200 bps: 1,000 m or less, 115,200 bps: 1,000 m or less, 0.5 Mbps: 500 m or less, 1.0 Mbps: 200 m or less, 2.0 Mbps: 100 m or less

Number of transmission units

15

Internal current consumption

120 mA or less

Weight

approx 110g

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