MSI-EM200-8I4IO safe extension module
Leuze electronic
MSI 100/200
37
Block diagram
Figure 4-2
MSI-EM200-8I4IO block diagram
4.2
Diagnostic and status indicators
Figure 4-3
Diagnostic and status indicators MSI-EM200-8I4IO
Diagnostic indicators
The two diagnostic indicators on the front side display the operating status of the extension
module.
Status indicators
The state of each of the eight safe inputs and the four configurable safe inputs/outputs is indi-
cated by a separate LED on the front side of the device.
TM0
TM1
A1 A2 IO0 IO1 IO2 IO3
I4
I5
I11
MSI-TBUS
MSI-TBUS
EF
A
S
EF
A
S
POWER
24V DC
TEST PULSE/
MONITORING
OUTPUT
SAFE INPUT
LOGIC
SAFE INPUT/
OUTPUT
Status indicators
IO0 to IO3
Diagnostic indicators
Status indicators
I0 to I11
Table 4-1
MSI-EM200-8I4IO LED diagnostic indicators
LED
Color
Description
PWR
Green
Indicator for the voltage supply of the extension module
ERR
Red
Error display
A detailed list of possible indicator combinations for diagnostic and status indicators and their
meanings can be found in Chapter "Diagnosis" on page 89.