9. Signalling Circuit Connections
The Sentra XL circuit is made up of the three PCBs shown in the following schematic.
Outlet
Relay
Switch
Line Input
K board
Input
Voltage
Sensor
Output
Current
Sensor
Output
Voltage
Sensor
Main
Transformer
D board
I board
To PC
RS232
Port
USB
Port
SNMP
Port
CPU
M board
Driver
Circuit
Inverter
Battery
Charger
Filter
LCD
Display
Fan
Page
31
to
32
Содержание Sentra XL
Страница 1: ...User Manual Sentra XL...
Страница 10: ...Step 3 Step 4 Step 5 Page 9 to 32...
Страница 21: ...21 4 5 Connect Extended Battery Bank to UPS Page 20 to 32...
Страница 27: ...27 6 2 Replacing Batteries STEP 1 STEP 2 STEP 3 Page 26 to 32...
Страница 28: ...2200 3000 VA models Use scissors to cut the tie wraps Disconnect the cables Remove the batteries Page 27 to 32...