Toshiba T2N - Manual (Page 23)

1.System Configuration
8 PROSEC T2N
1.3
CPU Module There are three types of CPU modules with functions as shown below.
Type Specification
PU215N RAM(battery back-up) + EEPROM, User program 23.5k step,
ladder, SFC, real time clock, enhanced communication function
PU235N PU215’s function + Ethernet
PU245N PU215’s function + Ethernet + TOSLINE-S20LP
Status display LEDs : Show operation states of the T2N
Lit Operating state (RUN Mode)
Blink HOLD Mode
RUN
(Green)
Out Stopped state (HALT Mode) or Error Mode
Lit CPU abnormal
Blink Program abnormal
FAULT
(Red)
Out Normal
Lit Battery normal
Blink Battery getting abnormal
BAT
(Green)
Out Battery abnormal or no battery
Status display LEDs : Show operation states of the Ethernet/TOSLINE-S20LP
For details of operation mode, see Ethernet/TOSLINE-S20LP user’s manual.
These all LED’s color is green.
ERUN Operating state (Ethernet)
ET/R Data transmission/receive state (Ethernet)
EACC T2N’s accessing state for Ethernet
SRUN Operating state (TOSLINE-S20LP)
SONL Online state of TOSLINE-S20LP
SACC T2N’s accessing state for TOSLINE-S20LP
Status display LED
(RUN, FauLT, BATtery)
Operation Mode Switch
(HALT, RUN, P-RUN)
Setting Switches of
Operation Mode
Programmer port connector
(RS232C)
Communication port connector
(RS232C/RS485)
Ethernet status display
(ERUN, ET/R, EACC)
TOSLINE-S20LP status
display
(SRUN. SONL, SACC)
Station address switches
for TOSLINE-S20LP
Communication connectors
for TOSLINE-S20LP
Communication connectors
for Ethernet