Specifications

Bulletin No. VVDED397044US R12/00 Section 1—Installation & Configuration

December 2000 Interface Specifications

SECTION 1—INSTALLATION & CONFIGURATION

RECEIVING, PRELIMINARY INSPECTION, AND STORAGE

After receiving the VW3A58302U communication option card:

• Ensure that the catalog number printed on the box label is the same

as that on the packing slip and corresponding purchase order. Contact

your local Square D representative if there are any errors.

• Observe the following precautions for handling static sensitive

components as the card is removed from its packaging for inspection.

— Keep static producing material (plastic, upholstery, carpeting, etc.)

out of the immediate work area.

— Avoid touching exposed conductors and component leads with

skin or clothing.

• If any damage is found, notify the carrier and your local Square D

representative.

• To store the option card, replace it in its original package (including the

anti-static bag) and store it at -40 to 185 °F (-40 to 85 °C).

COMMUNICATION INTERFACE SPECIFICATIONS

Table 4: MODBUS PLUS Option Card Specifications

Isolation (network to drive controller) Galvanically isolated for 30 V RMS, 50 V peak

Isolation (cable jacket to ground) 150 V RMS

Connector 9-pin, female D-shell

Electrical interface RS-485

Storage temperature -40 to 185 °F (-40 to +85 °C)

Operating temperature

Same as drive controller. See

VVDED397048US.

Humidity

< 95% relative humidity at +140 °F (+60 °C),

non-condensing

Altitude Up to 15,000 ft (4,500 m)

Shock (non-operating) 30 g for 11 ms (three shocks/axis)

Shock (operating)

Same as drive controller. See

VVDED397048US.