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MR850 Technical Manual * Revision J * Issued November 2005 * Ref. 185041340 (185041713 internal)
5
Revision Description of Technical Manual Change Date Issued
A
First release technical manual.
Covers Revision A PCB’s ONLY.
12 Jan. 1999
B
Second release technical manual.
Covers Revision C and later PCB’s ONLY.
6 May 1999
C
Add “View850” Software Instructions
1 Mar. 2000
D
Neonatal volume ventilation capability.
3.4 Performance
4.1.2 Power Up sequence.
4.1.3 Manual Temperature Compensation (TC).
5.3 Cleaning Instructions
Appendix E – Product Change History.
15 May 2001
E
Covers release of software version 6.00.
3.4 Performance
Recommended Operating Temperature: 15 to 26ºC
4.1.1 Stand-by.
Changed stand-by power limits.
4.1.3 Humidity Compensation (HC) mode.
Auto HC mode option.
4.2 Humidifier Controls
Power button must be held for 1 second to switch OFF.
4.4 Setup Indicators
Two LED’s now indicate heater wire connect alarm.
4.5 Operational Alarms
Low temperature alarm enabled during stand-by.
6.4 Diagnostic Menu
“OFF” Offset removed from diagnostic menu.
1 November 2001
F
Covers release of software version 7.00.
3.4 Performance
Recommended Operating Temperature: 18 to 26ºC
4.1.3 Humidity Compensation (HC) mode
Changed step size to 1 °C in non-invasive mode
4.1.4 Breathing Circuit Recognition added
6.3 See – Manual, Error Codes
removed redundant error code “E33”
6.4 Diagnostic Menu
add new functions “CHP” and “Cct”
2 April 2002
G
Technical manual now covers software versions 5.45, 5.70, 6.00, 7.00
and 7.14
The following sections have been modified: 3.3, 4.1.3, 4.1.5, 4.4, 5.3,
6.4, 7.2.3, 7.2.6, Appendix E
1 May 2003
H
Added Non-Heater Wire Mode in sections 3.0, 4.0, 6.0, and updated
Product Change History
1 July 2004
I
8.1.2 Humidifier Calibration Check – Equipment Required
Removed the reference to the service kit
10 Spare Parts
Added parts 17 to 22.
12.1 Introduction
Updated how to get View850 and the serial cable
12.2 Installation
Changed View850 installation from floppy disk to CD
12.3.1 Viewing Humidifier Data
Updated how to run View850 and how to change the com. Port
Add section, 13. EMC Information
1 August 2005