M-system 53U - SYSTEM CONFIGURATION EXAMPLES; RS-485;RS-232-C; RS-485;ETHERNET

53U
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
EM-6485-B Rev.21 P. 9 / 52
SYSTEM CONFIGURATION EXAMPLES
RS-485 (Modbus RTU)
Multi Power Monitor
(model: 53U)
RS-232-C
RS-232-C/RS-485
Converter
(model: R2K-1 or LK1)
Lightning Surge Protector
for RS-485/422
(model: MD74R or MDP-4R) *
1
AX
IN
AX
IN
AX
IN
■ RS-485 / RS-232-C
■ RS-485 / ETHERNET
Ethernet
Communication Adaptor
(model: 72EM-M4 or 72EM2-M4)
Lightning Surge Protector
for RS-485/422
(model: MD74R or MDP-4R) *
1
RS-485 (Modbus RTU)
Multi Power Monitor
(model: 53U)
Lightning Surge Protector
for RS-485/422
(model: MD74R or MDP-4R) *
1
AX
IN
AX
IN
AX
IN
Lightning Surge Protector
for RS-485/422
(model: MD74R or MDP-4R) *
1
*1. Insert lightning surge protectors recommended in this example if necessary.
ETHERNET
RUN
SEND
FIELD
CNFG
RS-485