BENSHAW RSi H2 Series - Setting Communication Parameters

Communications
301
890053-00-02
10.2.2 Setting Communication Parameters
Before proceeding with setting communication configurations, make sure that the communication
lines are connected properly. Turn on the inverter and set the communication parameters.
Group
Code
Name
LCD Display
Parameter Setting
Setting range
Unit
COM
01
Built-in communication
inverter ID
Int485 St ID
1
1–MaxComID
7
-
02
Built-in communication
protocol
Int485 Proto
0
ModBus-RTU
0
Modbus-RTU
-
4
BACnet
5
Metass-N2
03
Built-in communication
speed
Int485
BaudR
3
9600 bps
0–8
-
04
Built-in communication
frame setting
Int485 Mode
0
D8/PN/S1
0–3
-
05
Transmission delay after
reception
Resp Delay
5
0–1000
msec
7
*If COM-02 is set to ‘0’ (Modbus RTU), MaxComID is ‘250’. If set to ‘4’ (BACnet), MaxComID is ‘127’.
10.2.2.1.1 Communication Parameters Setting Details
Code
Description
COM-01
Int485 St ID
Sets the inverter station ID between 1 and MaxComID.
COM-02
Int485 Proto
Select one of the three built-in protocols: Modbus-RTU, BACnet or
Metasys-N2.
Setting
Function
0
Modbus-RTU
Modbus-RTU compatible protocol
4
BACnet
BAC net protocol
5
Metasys-N2
Metasys-N2 protocol
COM-03
Int485 BaudR
Set a communication setting speed up to 115,200 bps.
The maximum setting range changes depending on the protocol.
Setting
Communication Speed
0
1200 bps
1
2400 bps
2
4800 bps
3
9600 bps
4
19200 bps
5
38400 bps
6
56 Kbps (57,600 bps)
7
76.8 Kbps (76,800 bps)
8
115.2 Kbps (115,200 bps)
BACnet: If the COM-02 Int485 Proto setting is BACnet, the available
communication speed settings are 9600 bps, 19200 bps, 76.8 kbps.