Technical Summary
| Product designation | 7KM PAC3120 |
|---|---|
| Design of the product | basic |
| Voltage measurement | Yes |
| Current measurement | Yes |
| Active power measurement | Yes |
| Reactive power measurement | Yes |
| Frequency measurement | Yes |
| Protocol | Modbus RTU |
| Transfer rate minimum | 4.8 kbit/s |
| Transfer rate maximum | 115.2 kbit/s |
| Supply voltage at DC | 24 … 60 V |
| Ue rated | 690/400 V |
| Measurable line frequency | 45 Hz to 65 Hz |
| Display | LCD 96 x 96 mm |
| Front protection class | IP65 |
Key Features
SENTRON PAC3120 basic design
Product type designation: 7KM PAC3120; design of the product: basic.
Product type designation: 7KM PAC3120; design of the product: basic.
Electrical variable measurement
Voltage measurement, current measurement, active power measurement, reactive power measurement, and frequency measurement.
Voltage measurement, current measurement, active power measurement, reactive power measurement, and frequency measurement.
Modbus RTU communication
Protocol: Modbus RTU with transfer rate from 4.8 kbit/s to 115.2 kbit/s.
Protocol: Modbus RTU with transfer rate from 4.8 kbit/s to 115.2 kbit/s.
Display and operating panel
LCD graphical display, 96 x 96 mm front size, white background, 4 keys, and adjustable display contrast.
LCD graphical display, 96 x 96 mm front size, white background, 4 keys, and adjustable display contrast.
Supply and measurement ratings
Ue rated: 690/400 V, 45-65 Hz; Ie rated: X/1 A or X/5 A AC; auxiliary power: 24 … 60 V -20/+10% DC.
Ue rated: 690/400 V, 45-65 Hz; Ie rated: X/1 A or X/5 A AC; auxiliary power: 24 … 60 V -20/+10% DC.
Compact panel installation
Size 96, height 96 mm, width 96 mm, depth 56 mm, installation depth 51 mm, vertical mounting position, and front protection class IP65.
Size 96, height 96 mm, width 96 mm, depth 56 mm, installation depth 51 mm, vertical mounting position, and front protection class IP65.
Applications
Electrical variable monitoring in stationary panels
Monitoring voltage, current, active power, reactive power, and frequency in stationary panels in closed rooms.
Monitoring voltage, current, active power, reactive power, and frequency in stationary panels in closed rooms.
Modbus RTU data transmission
Communicating measured values through a Modbus RTU interface.
Communicating measured values through a Modbus RTU interface.
Frequently Asked Questions
What is Siemens 7KM3120-1BA01-1EA0?
It is a SENTRON PAC3120 basic power monitoring device.
Which communication protocol does 7KM3120-1BA01-1EA0 use?
It uses Modbus RTU.
What are the supply voltage requirements for 7KM3120-1BA01-1EA0?
Auxiliary power is 24 … 60 V -20/+10% DC.
What electrical values can 7KM3120-1BA01-1EA0 measure?
It supports voltage, current, active power, reactive power, and frequency measurement.
What are the installation and enclosure dimensions of 7KM3120-1BA01-1EA0?
The device size is 96 x 96 x 56 mm, with an installation depth of 51 mm and a vertical mounting position.
