Siemens SENTRON PAC3100 Manual page 108

Technical data
11.1 Technical data
Communication
RS 485 interface
Electrical interface
Connection type
Supported communication protocol
Functionality
Supported baud rate
Data format
Supported address area
Retention of data in the absence of the supply voltage
Measured values and counters are monitored for minimum and maximum values at specific
intervals and only saved to the non-volatile memory in the event of a change.
This means the age of the data before the power failure is as follows:
● Minimum and maximum values max. 5 s
● Counters max. 5 min
Display and operator control
Display
Type
Backlighting
Resolution
Size W x H
Refresh time
Keyboard
4 function keys F1 to F4 on the front, multiple assignments
108
Service life of the LEDs
RS 485, two-wire line + 1 line for Common
Terminal block with screw terminals
Modbus RTU
Slave
4800, 9600, 19200, 38400
Default: 19200
8N1, 8N2, 8E1, 8O1
Default value: 8N2
1 to 247
Default value: 126
Monochrome, graphical LC display, light
backlighting, dark text and digits
White, invertible display
25,000 hours at 25 °C ambient temperature.
To achieve a service life of at least 10 years, the
backlighting should be switched on no more than
10% of the device operating time.
128 x 96 pixels
72 mm x 54 mm
0.33 ... 3 s, adjustable
Manual, 07/2009, A5E02385159B-01
SENTRON PAC3100