2.5.1
RTC Lithium Cell Connector (P2)
Pin
Assigment
1
RTC_VCC
2.5.2
COM RS-232/422/485 Selection (SW3)
Panel Type
RS-422 Full Duplex
Pure RS232 (3T/5R)
RS-485 Half Duplex (TX Low-Active)
RS-485 Half Duplex (TX High-Active)
RS-422 Full Duplex
RS-485 Half Duplex
Shutdown
16
Pin
Assigment
2
Ground
(Default)
1-8
2-7
3-6
Off
On
On
Off
Off
On
Off
On
Off
Off
Off
Off
Off
On
On
Off
On
Off
Off
Off
Off
IBR210 User's Manual
4-5
On
On
On
On
Off
Off
Off