Connecting External Equipment; Rs232 Rear Panel Connector - Novametrix Medical Systems 515 Service Manual

Service Manual: Model 515
Connecting External Equipment:RS232 Rear Panel Com
7.0 Connecting External Equipment
7.1 RS232 Rear Panel Connector
The rear panel of the Model 515 Pulse Oximeter contains a 25 pin D
nector for hookup to external devices which can be either analog recc
(through use of an Analog Output Module) or an RS232 device.
The pinout of the RS232 connector is as follows;
Pin 2.RX (Receive)
Pin 3.TXO (Transmit Out)
Pin 6.CTS (Clear To Send)
Pin 7.GNDI (Isolated Ground)
Pin 19.TX1I2 (Transmit Out 0-5
Pin 20.DTR (RS232 high level)
Pin 23.TXII (Transmit Out)
Pin 25.VDI (-+-5 volts isolated)
There are different types of RS232 formats which the Model 515 car
programmed for. To program the Model 515 for different RS232 formats