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2857-570/024-001
Properties
18
Product manual | Version: 2.0.0
3-Phase Power Measurement Module, 1 A
Figure 9: Power
Position
Designation
Connection
Description
1
Test slot for
associated
Push-in
CAGE CLAMP
®
connection
2
Push-button
Push-button to open the CAGE
CLAMP
®
3
GND
Ground
Dig. output, Ground (GND) or S0 in-
terface
4
24 V
SELV +24 VDC
Power Supply
3.3.6 Memory Card Slot “μSD” for Micro SD Cards
There is a slot for micro SD cards on the front of the power measurement module. A
push/push mechanism locks the memory card in the housing.
Figure 10: Memory card slot
3.3.7 Functional Earth Connection
The functional earth connection is established automatically via the DIN-rail contact when
it is snapped onto the rail.
3.4 Indicators
Table 2: LEDs and Error Indication
LED Display
Explanation
“PWR” LED is illuminated.
Power supply is connected.
“PWR” LED is flashing and
“ERR” LED is illuminated.
4 Hz
Firmware loader enabled/loading/waiting for upload.
“µSD” LED is flashing.
The memory card is being written.
“TxD/RxD” LED is flashing.
Modbus RTU is enabled.
“DO” LED is illuminated.
DO is enabled.
“PWR” LED and “ERR” LED
flash alternately.
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