Model  AP-400 / 450  series
Thermo Printer
Thermo Printer
Input connector
2 types of connectors available
anp type
ANP : Miniature size connector
Model : AP-450
asp type
ASP : Standard size connector
Model : AP-400
Specifications of AP-400 series
Model AP-400 AP-450
Display LCD
Input connector ASP ANP
Channel 1ch
Input (Thermocouple type) Type E or K
(Not switchable)
Type E, K, J, T, or R
(Not switchable)
Signal source resistance Max.500Ω
Measurement range Table 1
Measurement accuracy Table 2
Reference junction
compensation accuracy
±0.2°C at 25°C±10°C
Temperatur coefficient ±0.01% of measurement range / °C : Outside 25°C±10°C
Environmental limit Operation 0 to 40°C, 0 to 80%RH (Non condensing)
Storage -20 to 50°C, 0 to 85%RH (Non condensing)
Sampling rate Table 3
Battery life Table 3
power supply Dry battery 4 AA Alkaline dry cell batteries
AC power AC Adaptor(optional accessories)
Linearizer Digital linearizer method (compliant with IEC 60584-1(2013))
Print out Character size 2.5mm,Paper width 37mm (1000 lines/roll), Thermal line dot printing
Memory 100 data
Internal battery Lithium battery (For clock backup)
Dimensions approx. 68(W)╳201(H)╳42(D)mm
[Protruded parts excluded]
Weight approx.350g (include batteries)
Supplied accessories Soft case,4 AA Alkaline dry cell batteries,
Paper jam fixer, User's manual, Print paper(ACAP4),
Test report and User registration form
Table 1 : Measurement Range 
Thermocouple Type °C
1°C Resolution 0.1°C Resolution
E -200 to 800°C -104.9 to 504.9°C
K -200 to 1370°C
J -200 to 1100°C
T -200 to 400°C -104.9 to 400.0°C
R 0 to 1760°C
* Switches automatically to 1°C resolution range when messured temperatures fall outside the 0.1°C resolution range.
Table 2 : Measurement Accuracy 
Type °C
E, K, J, T 0.1°C Resolution 0°C to ± (0.05% of reading + 0.2°C)
to 0°C ± 0.5°C
1°C Resolution 500°C to ± (0.1% of reading +1°C)
to -100°C ± (0.5% of reading +1°C)
R 1°C Resolution ± (0.1% of reading +3°C)
Table 3 : Sampling rate and Battery life 
Interval Sampling rate Battery life
No printing mode 2times / second approx. 110hours
3 seconds 2times / second approx. 15hours
10 seconds 1time / 5seconds approx. 60hours
30 seconds 1time / 5seconds approx. 90hours
1 minute 1time / 10seconds approx. 120hours
5 minutes 1time / minute approx. 8days
10 minutes 1time / minute approx. 9days
30 minutes 1time / minute approx. 10days
60 minutes 1time / minute approx. 10days
Optional accessories
AC-adaptor AD-115-500-HR-R(for AC115V), AD-220-500-HR-R(for AC220V)
Print paper ACAP4 (5 pcs/set)