Magnetek IMPULSE VG+ Series 3, Instruction Manual, Page: 130 / 183

IMPULSE•VG+ Series 3 Instruction Manual – 07/25/05
5-77
Serial Communication Set-up
The IMPULSE•VG+ Series 3 uses terminals R
+
/R
-
, S
+
/S
-
to communicate MODBUS RTU (RS-485/
422) protocol.
NOTE: After changing any H5 parameter, power to the inverter must be cycled.
NOTE: After initial communication, if the inverter is not communicated with for 2 seconds, a
communication fault will occur (CE Memobus ERR).
Parameter
Code
Display Function Range
Initial
Value Access
Level
H5-01 Serial Com Adr Serial communication address 0–20 1F Adv
H5-02 Serial Baud Rate Sets the baud rate 3 Adv
0 1200 Baud
1 2400 Baud
2 4800 Baud
3 9600 Baud
4 19200 Baud
H5-03 Serial Com Sel Determines the parity 0–2 0 Adv
0 No parity
1 Even parity
2 Odd parity
H5-04 Serial Fault Set Determines stopping method or
fault at a serial fault occurrence 1 Adv
0 Decel to Stop
1 Coast to Stop
2 Fast-Stop
3 Alarm Only
H5-05 Serial Flt Dtct Determines whether Serial Fault
Detection is enabled 1 Adv
0 Disabled
1 Enabled
H5-06 Transmit Wait Tim Send waiting time 5-65 ms 5 Adv
H5-07 RTS Control Sel RTS Control enable/disable 1 Adv
0 Disabled (RTS is always on)
1 Enabled (RTS is ON only when
sending)