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Rs-232 communications protocol – Philips V200 User Manual

Page 308

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Appendix A

Appendix A-22

Respironics V200 Ventilator Operator’s Manual

REF 1057983 A

RS-232 Communications Protocol

Alarm Status Report

Description

Example

Range

Comments

Command Name

ALRM

N/A

Number of characters between the start
and stop codes

202

N/A

3 character field

Number of fields between the start and
stop codes

28

N/A

2 character field

Start Code

0x02

N/A

ASCII Start
Transmission
Character (STX)

Time of request

13:45

N/A

24 hour clock,
hh:mm

Date

FEB

◆23◆1997◆ N/A

12 character field,
MMM

◆DD◆YYYY◆

Occlusion Alarm Status or SM Occlusion
Status

NORMAL

NORMAL

ALARM

RESET

Safety Valve Status

NORMAL

NORMAL

ALARM

RESET

Low Internal Battery Alarm Status

NORMAL

NORMAL

ALARM

RESET

Nonvolatile Memory Failure—Using
Default Settings

NORMAL

NORMAL

ALARM

RESET

Primary Alarm Failure

NORMAL

NORMAL

ALARM

RESET

High Inspiratory Pressure Alarm Status

NORMAL

NORMAL

ALARM

RESET

Apnea Alarm Status

NORMAL

NORMAL

ALARM

RESET

Low Inspiratory Pressure Alarm Status or
Disconnect Alarm Status

NORMAL

NORMAL

ALARM

RESET

Air Source Fault Alarm Status

NORMAL

NORMAL

ALARM

RESET

O

2

Valve Stuck Closed Alarm Status

NORMAL

NORMAL

ALARM

RESET

Table A-6: Alarm Status Report (Sheet 1 of 3)