Testing Instruments
TENMARS TM-747D 4-channel Thermometer
TENMARS TM-747D 4-channel Thermometer

 

TENMARS TM-747D 4-channel Thermometer

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TM-747D   4-channel Thermometer


 
Seven thermocouple type selections:K,J,T,E,R,S,N
 


Application

Temperature gauges features a microprocessor-rated digital temperature gauge, which  according to varied input configurations and different thermocouple types, is divided into 48 modes.
 
 
 

 


Features

  • The maximum displays for four temp. values.
  • Resolution 0.1℃/ 0.1! ,1℃/1! .
  • Swift response. 
  • Setting alert temperature range.
  • With auto power off function.
  • With low battery indicator function.
  • With a perpetual calendar function.
  • With "COUNT "function.
  • With T1~T4 exchange to main display function.(for above dual channel modes)
  • With T1-T2 function.(for dual channel modes),T3-T4 function(for four channel).
  • Additional features include: HOLD,℃/! .   / K,REL,CHAN,MAX/MIN/AVG,    °1,TYPE,TIME(CLOCK setting), LIMIT(Hi/Lo setting).
  • CE certified, according to ITS-90 law.

 
 
Specifications
  • Display Mode : Four-digit liquid crystal display.
  • Polarity indicator : No indicator is shown when readouts are in the positive value, while the symbol "-" is prompted when readouts fall into the negative value.
  • Overload indicator : 
  • The "OL "or"-OL" indicator.
  • Low-battery indicator : The symbol
  • " B"is prom- pted on the LCD when the battery runs low.
  • Auto power off : The unit no operations are over 20-minute, the battery power will be turned off.
  • Press the "Shift" key for 3 seconds, the auto po-wer off will be cancelled.
  • Sample rate : 1 time/sec.   
  • Dimension : 164x76x32mm(length x width x height).
  • Weight : Approximately 415 grams.
Electrical Specifications
 Temp unit 
 Celsius temp.(℃)
 Fahrenheit temp. (! )
 Absolute temp.( K ).
 Measurement Range
 ( At 23±5℃, 80%RH) 
 K-type : -100℃~1300℃(-148! ~2372! )
 J-type : -100℃~1000℃(-148! ~1832! )
 T-type : -100℃~400℃(-148! ~752! )
 E-type : -50℃~800℃(-58! ~1472! )
 R&S-type : 0℃~1700℃(32! ~ 3092! )
 N-type : -100℃~1300℃ (-148! ~2372! )
 Accuracy
 The basic accuracy does not include the error of the thermocouple.
 K/J/T/E/- type
 (0.1% reading+0.7℃)-100℃~-1300℃
 (0.1% reading+1.4! )-148! ~2372!
 R/S-type 
 (0.1% reading+2℃) 0℃~1700℃
 (0.1% reading+4! ) 32! ~3092!
 N-type
 (0.1% reading+1.5℃)-100℃~1300℃
 (0.1% reading+3! )-148! ~2372!

Resolution
1℃
0.1℃
K
-100℃~1300℃
-100℃~200℃
J
-100℃~1000℃
-100℃~150℃
T
-100℃~400℃
-100℃~150℃
E
-50℃~800℃
-50℃~100℃
R
-0℃~1700℃
--
S
-0℃~1700℃
--
N
-100℃~1300℃
-100℃~150℃



Accessories

  • User’s Manual
  • 1.5V AAA Carbon zinc battery
  • Carrying case
  • 9V AC to DC adaptor
  • USB cable
  • Installation disk

 

 

 

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