Connection PC with Commissioning Software (CN7)

General

A PC with the commissioning software Lexium DTM Library can be connected for commissioning. The PC is connected via a bidirectional USB/RS485 converter, see Accessories and Spare Parts.

If the commissioning interface at the product is directly connected to an Ethernet interface at the PC, the PC interface may be damaged and rendered inoperable.

NOTICE
	DAMAGE TO PC Use a bidirectional RJ45/USB-A adapter with an RS485/USB converter to connect to a PC. Do not directly connect an Ethernet interface to the commissioning interface of this product. Failure to follow these instructions can result in equipment damage.

Cable Specifications

Shield:	Required, both ends grounded
Twisted Pair:	Required
PELV:	Required
Cable composition:	8 * 0.25 mm² (8 * AWG 22)
Maximum cable length:	100 m (328 ft)

Wiring Diagram

Pin	Signal	Meaning
1 ... 3	-	Reserved
4	MOD_D1	RS485, Bidirectional transmit/receive signal
5	MOD_D0	RS485, Bidirectional transmit/receive signal, inverted
6	-	Reserved
7	MOD+10V_OUT	10 V supply, maximum 100 mA
8	MOD_0V	Reference potential to MOD+10V_OUT

WARNING
	UNINTENDED EQUIPMENT OPERATION Do not connect any wiring to reserved, unused connections, or to connections designated as No Connection (N.C.). Failure to follow these instructions can result in death, serious injury, or equipment damage.

Verify that the connector locks snap in properly.