4. WIRING
IMR02E20-E1
19
When the interface of host computer is RS-232C
Connect the RS-232C/RS-485 converter between the host computer and the COM-ML.
Be sure to insulate the wires that are not used by covering them with insulating tape.
Recommended RS-232C/RS-485 converter:
CD485, CD485/V Data Link product, Inc. or equivalent.
W-BF-01 communication cable (RKC product) can be used as communication cable. If noise is
a factor, customer should use a twisted pair cable (not included) or something to that effect.
When the host computer has a USB connector
Connect the USB communication converter between the host computer and the COM-ML.
For the COM-K2, refer to the
COM-K2 Instruction Manual (IMR01Z02-E
)
.
Host
compute
USB communication
converter COM-K2
(RKC product)
Connect to USB port
USB cable
(COM-K2
accessory)
Connect to USB connector
of COM-K2
The termination
resistor is built into
the COM-K2
RS-485
1
SG
2
4
3
5
T/R (A)
T/R (B)
Shielded twisted
pair wire
COM-ML (
COM. PORT
)
Unused
Paired
wire
1
2
3
4
5
6
T/R (A)
T/R (B)
SG
Unused
Unused
SG
(
)
(
)
SRZ unit
Connect to
COM.PORT
RS-232C/RS-485 converter
Host computer
RS-485
RS-232C
SG
White
Black
Blue
Red
Orange
R(B)
R(A)
T(A)
T(B)
Unused
T/R (A)
T/R (B)
SG
W-BF-01*
Connect to
communication
connector
Connect according to the label names as they
are without crossing the wires.
* Communication cable (RKC product)
is sold separately.
