Advanced settings
General Instruction Manual
System configuration and operation
IM 01U10B00-00EN-R, 3rd edition, 2018-07-09
79 / 90
Default settings
Switches
Address
SW 3
SW 2
0
ON
OFF
Address switch
SW (ADDRESS: 7)
Device address
Position
Description
Hardware
1
Address SW” settings between position 0 and 6 are the
device address.
Software
0
Parameter value setting is the device address.
Factory setting
SW (ADDRESS: 0-6)
Hardware address can be set from 1 to 127.
e.g.: If only address switch "6" is set to 1, the resulting address is 64.
(
1
* 2
6
+
0
* 2
5
+
0
* 2
4
+
0
* 2
3
+
0
* 2
2
+
0
* 2
1
+
0
* 2
0
)
Address has to be set always between 1 and 127. If address switch is set to 0, address is
automatically converted to 1.
When hardware switch is active, then address value based on the hardware address is
stored in the device.
SW2
Line termination of two ends on the bus are required to communicate Modbus. One termi-
nation mode can be selected by SW2, see below table for setting.
Termination mode
Configuration
Bus end
Available when both SW2-1 and SW2-2 are “ON”
(Resistance is 150 Ω)
Not bus end
Available when both SW2-1 and SW2-2 are “OFF”
Both SW2-1 and SW2-2 have to be set at the same position.
SW3
When bus is idle state, it becomes unstable in potential without pull up to D1 and pull
down to D0. SW3 can be set, see below table for setting.
Pull up and Pull down mode Configuration of Pull up and Pull down
Used
Available when both SW3-1 and SW3-2 are “ON”
(Resistance is 600 Ω)
Not used
Available when both SW3-1 and SW3-2 are “OFF”
Both SW3-1 and SW3-2 have to be set at the same position.
