Technical data
11.1 Technical data
SENTRON PAC3100
108 Manual, 07/2009, A5E02385159B-01
Communication
RS 485 interface
Electrical interface RS 485, two-wire line + 1 line for Common
Connection type Terminal block with screw terminals
Supported communication protocol Modbus RTU
Functionality Slave
Supported baud rate 4800, 9600, 19200, 38400
Default: 19200
Data format 8N1, 8N2, 8E1, 8O1
Default value: 8N2
Supported address area 1 to 247
Default value: 126
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 Monochrome, graphical LC display, light
backlighting, dark text and digits
Backlighting White, invertible display
Service life of the LEDs 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.
Resolution 128 x 96 pixels
Size W x H 72 mm x 54 mm
Refresh time 0.33 ... 3 s, adjustable
Keyboard
4 function keys F1 to F4 on the front, multiple assignments
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