Philips V24CT User's Reference Manual page 213

CAL @@@ DEG C BY 5 SEC
where @@@ is the signal value as follows:
Cal Pulse
@@@
0.25
0.50
1.00
25 mm/sec
(90DIA) HARVEY SMITH
BED 18
09 AUG 91 18:04
ALARMS SUSPENDED CHECK STATUS LOG
PULSE 60
HR 80
ETCO2 40
IMCO2 0
AWRR 25
FIO2 0.21
ABP 120/70 (91)
PAP 28/15 (21)
Scale
0.5
1.0
2.0
ABP Scale (0/40.0/80.0/120)
Additional Information
Recording Functions 6-41