Appendix B
Communications interface
1047358 Rev N Respironics V60 Ventilator User Manual B-3
Figure B-2: RS-232 serial and analog I/O connector pinout
Pin Signal I/O Description Pin Signal I/O Description
1 HIS_RS232_
SHLD
Power HIS RS232 cable shield 14 HIS_DIG_IN2 Input HIS digital Input #2
2 HIS_RS232_Tx
D
Output HIS RS232 transmit
data output
15 HIS_DIG_IN3 Input HIS digital Input #3
3 HIS_RS232_Rx
D
Input HIS RS232 receive data
input
16 HIS_DIG_OUT0 Output HIS digital output #0 (0
to 3.3V)
4 HIS_RS232_RT
S
Output HIS RS232 Ready To
Send
17 HIS_DIG_OUT1 Output HIS digital output #1 (0
to 3.3V)
5 HIS_RS232_CT
S
Input HIS RS232 Clear To
Send
18 HIS_DIG_OUT2 Output HIS digital output #2 (0
to 3.3V)
6 HIS_RS232_
DSR
Input HIS RS232 Data Set
Ready
19 HIS_DIG_OUT3 Output HIS digital output #3 (0
to 3.3V)
7 HIS_SIG_RTN Power HIS RS232/Signal
common
20 HIS_RS232_
DTR
Output HIS RS232 Data
Terminal Ready
8 Unused N/A N/A 21 HIS_SIG_RTN Power HIS RS232/Signal
common
9 HIS_DIG_IN0 Input HIS digital Input #0 22 HIS_BOOT_SEL Input Boot Select Signal, 0 –
Download, 1 – Flash
10 HIS_DIG_IN1 Input HIS digital Input #1 23 HIS_ANALOG_
OUT0
Output HIS analog output #0 (0
to 5 V)
11 HIS_ANALOG_
IN00
Input HIS analog input #0 (0
to 5 V)
24 HIS_ANALOG_
OUT1
Output HIS analog output #1 (0
to 5 V)
12 HIS_ANALOG_
IN01
Input HIS analog input #1 (0
to 5 V)
25 HIS_ANALOG_
OUT2
Output HIS analog output #2 (0
to 5 V)
13 HIS_SIG_RTN Power HIS RS232/Signal
common
SH
LD
Chassis Power Cable shield