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The New Digital Thermometer DE-305


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DE-305 Digital Thermometer

  • LARGE SIZE LCD INDICATION
  • LOW BATTERY INDICATION
  • K-TYPE THERMOCOUPLE (OPTION)
  • HANDHELD LIGHTWEIGHT DESIGN
  • READING HOLD FUNCTION
  • MAXIMUM RECORD
  • oC or oF ANNUNCIATORS DISPLAY
  • 1oC OR 0.1oC (1oF or 0.1oF)
  • ooF SWITCHABLE ON FRONT PANEL
  • SINGLE THERMOCOUPLE INPUT
  • USER-SELECTABLE RESOLUTION
  • FRONT PANEL OFFSET ADJUSTMENT


SPECIFICATIONS

Technical
Temperature scale:  oC or  oF   User-Selective.
Resolution: 1oC or 1oF (or 0.1oC or 0.1oF) 
                     
User-Selectable
Inputs: One K-type Thermocouple
Measurement Range: -50 ~ 1300oC, (-59 ~ 2000oF)
Meter Operating Range: For Using at  0oC ~ 50o
Environment(32 ~ 122oF)
Accuracy: (18~28oC ambient)
±(0.3%rdg + 1oC) -50 ~ 1000oC
±(0.5%rdg + 1oC) 1000 ~ 1300oC
±(0.3%rdg + 2oF) -58 ~ 2000oC
The accuracy specification does not include
 type D thermocouple probe accuracy.

Temperature Coefficient:  
0.1 times the applicable accuracy specification per 
o
C from 0oC to 18oC  to 50oC
Error Offset: Errors contributed by one particular thermocouple may be practically eliminated, over a limited measurement range, using a recessed front panel OFFSET adjust on the meter and an accurate temperature standard when making the adjustment. Although making the adjustment may increase measurement errors for using different themocouples
Maximum Input: 60V dc or 24V rms ac 
between the input pins or any input and ground.

General
Display:
31/2 digit liquid crystal display (LCD) with maximum reading of 1999.
Sampling Rate: 2.5 times per second
Battery: One 9 V battery (6F 22)
Dimensions (mm): 148(H)x71(W)x36(D)
Weight: 208g (including battery)
Power current: Approx. DC 2.8mA (typical)

Enclosure
1. Manual    2. Battery 9V .    3. Rubber Holster

Accessories for Customer Option

1. NR-31B 2. NR-33 3. NR-34
4. NR-39 5. NR-34-INCO


A ONE UNION CO., LTD.
5F, No. 99, Sec. 3, Nangang Road., Nangang District, Taipai City 115 63, Taiwan
TEL : +886-2-27882828  FAX : +886-2-27882727
URL : www.aone.com.tw