KR-04
RS232 - Ethernet converter
ITKU-92-01-07-16-EN
www.radwag.com
USER MANUAL
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JULY 2016
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CONTENTS
1. INTENDED USE ..................................................................................................................... 4
2. TECHNICAL SPECIFICATIONS ............................................................................................ 4
3. DESIGN .................................................................................................................................. 4
3.1. External view ..................................................................................................................... 5
3.2. Connectors ........................................................................................................................ 7
4. SETUP ................................................................................................................................... 9
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1. INTENDED USE
KR-04 converter has been designed to be used with scales or terminals that are not equipped
with Ethernet interface. It enables connection of scales with RS232 interface to LAN network.
2. TECHNICAL SPECIFICATIONS
KR-04-1 KR-04-2 KR-04-3
Housing plastic stainless steel stainless steel
Ethernet feed RJ-45
Power supply
power supplier 100-
240VAC / 12VDC
through cable
gland
230VAC 50Hz 230VAC 50Hz
through hermetic
socket
Communication interface RS232
RS232 baud rate 50 bps – 115,2 bps
Ethernet Standard 10/100 Mbps
ESD protection 1,5 kV
Protocols ICMP, ARP, IP, TCP, UDP, DHCP, Telnet, HTTP, SNMP
Operating modes TCP Server, TCP Client, UDP,
Operating temperature 0 ÷ 40°C
3. DESIGN
Converter types:
KR-04-1: plastic housing, RS232 cable with DB9/F connector. Intended for scales equipped
with PUE C31 (plastic housing), laboratory balances and other devices featuring RS232
interface with DB9/M connector. KR-04-1 converter is equipped with Ethernet interface of RJ45
type.
KR-04-2: stainless steel housing, RS232 cable with hermetic M12 connector. Intended for
scales equipped with the following terminals: PUE C/31H, PUE 4/7. KR-04-2 converter features
Ethernet cable fed through cable gland.
KR-04-3: stainless steel housing, RS232 cable with hermetic M12 connector. Intended for
scales equipped with the following terminals: PUE C/31H, PUE 4/7. KR-04-3 converter features
hermetic Ethernet M12 connector.
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3.1. External view
KR-04-1 converter
1 – Ethernet RJ45 port
2 – RS232 cable with DB9/F connector
3 – power supplier
Dimensions of KR-04-1 converter (plastic housing)
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