Communication Interface (Connector J) - Siemens SICAM P 7KG7750 Manual

Analog inputs (Connector Block A, optional)
Measuring range
Input range
Input resistance
Accuracy
Analog outputs (Connector Block A, optional)
Output current
Output range
Max. load resistance
Accuracy
Relay outputs (Connector Block A, optional)
Max. switching voltage
Max. permanent current
Min. permanent current
Rating (resistive)
Max. response time
Max. release time

8.1.1.3 Communication Interface (Connector J)

Connection
Protocol PROFIBUS DP-V1
Baud rate
Protocol IEC 60870-5-103
Baud rate
Protocol Modbus RTU/ASCII
Baud rate
Recommended termination of the RS485 Interface see chapter 1.6.3.
Power Meter SICAM P 7KG7750/55, Manual
E50417-B1076-C340-A6, Edition 09.2013
8.1 SICAM P 7KG7750
DC 0 mA to 20 mA
DC 0 mA to 24 mA
50 Ω ± 0.1 %
0.5 % of the measuring range limit
DC 0 mA to 20 mA
DC 0 mA to 24 mA
250 Ω
0.2 % (typical); max. 0.5 % of the nomi-
nal value
AC 150 V; DC 150 V
AC 5 A; DC 5 A
1 mA at DC 5 V
AC 5 A/150 V or DC 5 A/30 V
10 ms
7 ms
Terminal side, 9-pin D-sub socket
RS485
9600 bit/s to 12 Mbit/s
9600 bit/s, 19 200 bit/s, 38 400 bit/s
300 bit/s, 600 bit/s, 1200 bit/s,
2400 bit/s, 4800 bit/s, 9600 bit/s,
19 200 bit/s, 38 400 bit/s, 57 600 bit/s,
115 200 bit/s
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