Installer manual Owner's manual

EVCO S.p.A. EVDRIVE03 | User manual ver. 3.4 | Code 144EPDE344

page 13 of 70

CAN port line termination (not available in model EPD4BX3)

Position microswitch 1 on position on (120 Ω, 0.25 W) to plug in the CAN port line termination (plug in the termination

of the first and of the last element of the network).

Reserved

Reserved.

Bipolar stepper motor output

Terminal Meaning

V BATT backup power supply input

SHIELD common bipolar stepper motor shielded cable

SO 1A bipolar stepper motor coil 1

SO 1B bipolar stepper motor coil 1

SO 2A bipolar stepper motor coil 2

SO 2B bipolar stepper motor coil 2

With reference to the previous table, the following one shows how to connect to EVDRIVE03 the most common

electronic expansion valves Sporlan and Alco.

Terminal

Wire (color)

Sporlan SER, SEI,

SEH and ESX

Alco EXM/EXL-246

Alco EX4, EX5, EX6,

EX7 and EX8

Danfoss ETS

SO 1A green wire blue wire blue wire green wire

SO 1B red wire yellow wire brown wire red wire

SO 2A black wire white wire white wire white wire

SO 2B white wire orange wire black wire black wire

Programming port

Non optoisolated programming port, with MODBUS communication protocol.