LED Color Off On Flashing 1x Flash 2x Flash
ETH2 Green No
EtherCAT
connection
Link OK
No data
transfer
Link OK
Data
transfer OK
-- --
Yellow -- -- -- -- --
*) The state of this LED is only significant if the cam switch functionality is enabled
Table 151: States of the 27 process LEDs
LED Color OFF ON Flashing
AI0 to AI3 Yellow Input is OFF Input is ON
(brightness
depends on the
value of the
analog signal)
--
AO0 to AO1 Yellow Output is OFF Output is ON
(brightness
depends on the
value of the
analog signal)
--
DI0 to DI7 Yellow Input is OFF Input is ON (the
input voltage is
even displayed if
the supply
voltage is OFF)
--
DO0 toDO7 Yellow Output is OFF Output is ON --
UP Green Process supply
voltage missing
Process supply
voltage OK and
initialization fin-
ished
--
UP3 Green Process supply
voltage missing
Process supply
voltage OK
--
CH-ERR1 to CH-
ERR3
Red No error or
process supply
voltage missing
Internal error Error on one
channel of the
corresponding
group
1.7.3.1.10 Measuring ranges
Input ranges voltage, current and digital input
Range 0...10 V -10...+10
V
0...20 mA 4...20 mA Digital
input
Digital value
Decimal Hex.
Overflow >11.7589 >11.7589 >23.5178 >22.8142 32767 7FFF
Measured
value too
high
11.7589
:
10.0004
11.7589
:
10.0004
23.5178
:
20.0007
22.8142
:
20.0006
32511
:
27649
7EFF
:
6C01
Normal
range
10.0000
:
0.0004
10.0000
:
0.0004
20.0000
:
0.0007
20.0000
:
4.0006
:
:
On
27648
:
1
6C00
:
0001
Communication interface modules (S500) > EtherCAT
2022/01/31 3ADR010278, 3, en_US 703