Rievtech xLogic ELC Series User Manual page 13

*Classes2: AC110-240V: i.e.: PR-6AC Series, PR-12AC series, PR-18AC series , PR-24AC series.
In the versions:
* With Display: with "-HMI" model, such as PR-12DC-DA-R-HMI
* Without Display: PR-6 series and with "-CAP" model, such as PR-12DC-DA-R-CAP. Only PR-12 has -CAP
version. PR-18,PR-24 all have display in default.
.
Expansion modules:
PR-E (applied to PR-18/PR-24 CPU)
* xLogic digital modules are available for operation with 12...24V DC, and 110.. .240 V AC, and are
equipped with eight inputs and eight outputs.
* xLogic analog modules are available for operation with 12...24 V DC and are equipped with six digital
and 4 analog inputs.
Communication cable and module:
xLogic:RS232 communication cable (Model:ELC-RS232)

It is kind of universal cable with photoelectricity isolation which can be directly connected to standard
9-pin port of PC, also kind of interface module which can enable user's program to be downloaded into
xLogic CPU through xLogicsoft for running. It also is the connection cable between CPU and third party
device with the RS232 port(just like HMI) in modbus communication system.
xLogic: USB communication cable (Model: ELC-USB).

It is kind of communication cable with photoelectricity isolation through which PC with USB port only can
be connected to xLogic main module, moreover, it has same features as ELC-RS232 module,
quite convenient for user whose computer has no standard serial port.
xLogic: PRO-RS485 cable (Model: PRO-RS485).

It is kind of converter cable with photoelectricity isolation to make the program port serves as RS485
port.

xLogic: RS485 module（Model：PR-RS485）
isolated 485 converter,used to bring out the terminals of RS485 port built-in PR-18,PR-24 series CPU for
connection with third party devices.
Communication / Network
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so it is