1. Function Description
Digital display ammeters measure three phase or single phase current parameters of grid by
adopting AC sampling technology. This series of meters support RS-485 communication interface
(Modbus-RTU protocol), analog output, digital input and relay output function. The transmission
ratio can be changed through the operation buttons on the panel of meter.
2. Naming Rule
S
□
I
□
□
-
□
Optional function: C - RS485 communication
M - Analog output
J - Relay output
K - Digital input
Display mode: Null - LED
Y - LCD
Cutout size: 96 - 91mm×91mm
80 - 76mm×76mm
72 - 67mm×67mm
Function code
：
current
Phase
：
Null - single phase
3 - three phase
Abbreviation for SFERE
3. Panel
1. Model
；
2. Display measured data and
programming information
；
3. Unit
；
4. Left-forward button that is
used to select functions or select
numbers at different bits
；
5. Right-forward button that is
used to select functions or change
the number at selected bit
；
6. Menu button that is used to
enter parameter setting status,
return to upper level menu in
programming status and cancel an
operation
；
7. Enter button that is used to
confirm an operation.
SI series panel
A
①
②
③
④
⑤
⑥
⑦
A
①
②
③
④
⑤
⑥
⑦
Menu
M e n u
A
B
C
A
A
A
①
②
③
④
⑤
⑥
⑦
A
B
C
A
A
A
①
②
③
④
⑤
⑥
⑦
S3I series panel
