HGM400 Series Genset Controller User Manual 
HGM400 Series Genset Controller          ISSUE 2015-05-27        Version 1.6          Page 21 of 44 
active (B-); Can be used 
as Config. Sensor. 
Engine  Temperature 
Sensor   
Connect  to 
temperature/cylinder 
resistance sensor. 
Connect  to  oil  pressure 
resistance sensor. 
Outside  connected  to  secondary  coil  of 
current transformer(rated 5A) 
Outside  connected  to  secondary  coil  of 
current transformer(rated 5A) 
Outside  connected  to  secondary  coil  of 
current transformer(rated 5A) 
See INSTALLATION in this manual. 
Connect to speed sensor; 
Shielded wire is recommended. 
The other end of speed sensor connects 
to B-. 
Connect  to  charging  starter’s  D+ 
terminal. If there is no this terminal, then 
be hang up. 
The combination of terminal 19 and 21 is 
relay  normally  open  contact;  rated  5A; 
Voltage free. 
The combination of terminal 20 and 21 is 
relay  normally  open  contact;  rated  5A; 
Voltage free. 
Common  terminal  of  auxiliary  output  4 
and 5. 
Connected to  U-phase of  generator  (2A 
fuse is recommended) 
Connected  to  V-phase  of  generator  (2A 
fuse is recommended) 
Connected to W-phase of generator (2A 
fuse is recommended) 
Connected to N-wire of generator. 
Connected to R-phase of mains (2A fuse 
is recommended) (HGM410 without) 
Connected to S-phase of mains (2A fuse 
is recommended) (HGM410 without) 
Connected to T-phase of mains (2A fuse