1. Serial InterfaceThe basic PCB UI has a plug for serial data
transmission. The electrical design corresponds with RS232 and
istherefore suitable for direct connection of a PC. The software
program MATRIX is available for operation,diagnosis and
recording.Basic PCB UI1 Slot X4 Serial Interface GND T X4: 1 Ground
electronic ground 1.) /TXDT X4: 2 Transmit dataIn accordance with
RS232 (data rate 9.6 or 19.2 kBaud) +5V T X4: 3 Supply +5 V voltage
source (4.75...5.25 V) max. current 50 mA /RXDT X4: 4 Receive data
in accordance with RS232 GND T X4: 5 Ground electronic ground 1.)
CTS T X4: 6 Clear to sendin accordance with RS232 +5V T X4: 7
Supply +5 V voltage source (4.75...5.25 V) max. current 50 mA RTS T
X4: 8 Ready to sendin accordance with RS232 PECASEEarthearthing
point1.) Electronic ground may float up to 35 V against PE.
