35
19. Specifications
Cat.No. 3534
Measurement
scale
Dimethylformamide concentration(%) (Automatic Temperature
Compensation), Temperature
Measurement
range
Dimethylformamide concentration 0.0 to 40.0% (indication: -2.0 to 40.5%),
Temperature -15 to 160℃ (indication: -15 to 160℃) / 5 to 320°F
(indication : 5 to 320°F)
Resolution Dimethylformamide concentration 0.1%
Temperature 1℃/1°F
Measurement
accuracy
Dimethylformamide concentration ±0.3% (0.0 to 40.0%)
Measurement
Interval (Same as
output interval)
Approx. 1 second per measurement (factory default).
There are 5 options of the interval.
Measurement
temperature
5.0 to 40.0℃ (Automatic Temperature Compensation range)
Temperature
correction values
Based on the temperature correction table for Dimethylformamide.
The values obtained at the ATAGO laboratories are used.
Output
(Optional Cables)
① Recorder output: DC 4 to 20mA
Dimethylformamide concentration up to 40.5% can be set in 1%
increments.
Temperature
-15.5 to 160.5℃ = 4 to 20mA
② RS-232C output
Source LED (D-line approximation)
Temperature
sensor
Thin film platinum sensor
Materials in
contact with the
solution
Prism : Artificial sapphire
Prism stage : SUS316L
Resistible
pressure on the
prism unit
0.98MPa(10kgf/cm
2
)
International
Protection Class
IP67
Power supply 100 to 240V (50/60Hz) (voltage fluctuation not to exceed ±10%)
CM-800α-DMF: DC24V (Allowable fluctuation is ± 10%)
AC adapter AD-32, AD-33 or AD-34 (optional): AC 100-240V 50/60Hz
Power
consumption
3VA
Environmental
conditions
Use the instrument at an altitude below 2,000m (above sea level).
Use the instrument indoors.
Use the instrument where the temperature is between 5 to 40℃.
Use the instrument under the condition where humidity is 80% at 31℃
or lower, falling linearly to 50% at 40℃.
Main supply voltage fluctuation should not to exceed ±10% the nominal
voltage.
Installation categories (Overvoltage Categories) : ｌｌ
The pollution degree is 2 (according to IEC60664).
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