Monarch 309 사용자 설명서

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MODEL 309 
FOUR CHANNEL DATALOGGING THERMOMETER 
 
 
1.0 Introduction: 
This instrument is a four channel, recording digital thermometer for use with any Type K 
thermocouple as temperature sensor. Temperature indication complies with the NIST and 
IEC584 temperature/voltage tables for Type K thermocouples. Its internal memory can store 
up to 16312 records per channel in any number of recording intervals. It is equipped with a 
RS232 interface for bi-directional communication with a PC. 
2.0 Specifications: 
Measurement Range:  -200°C - 1370°C 
-328°F - 2498°F 
Accuracy:  (At ambient of 23 ± 5°C) 
Range Accuracy 
-200°C - 200°C 
±(0.2% reading + 1°C) 
200°C - 400°C 
±(0.5% reading + 1°C) 
400°C - 1370°C 
±(0.2% reading + 1°C) 
-328°F - -200°F 
±(0.5% reading + 2°F) 
-200°F - 200°F 
±(0.2% reading + 2°F) 
200°F - 2498°F 
±(0.3% reading + 2°F) 
 
  Note:  
The basic accuracy specification does not include the error of the probe. Please refer to the probe 
accuracy specification for additional details.
 
 
Resolution: 
-200°C - 200°C:  0.1°C; 
200°C -1370°C: 
1°C 
 
-200°F - 200°F:  0.1°F; 
outside this range:  1°F 
Number of Sensor Inputs:  
Four Type K Thermocouples
 
Input Protection at Thermocouple Input: 
60V DC or 24Vrms AC
 
Display: 
Four 4 Digit Temperature Displays plus Indicators, see Section 3.0 
 Switchable 
backlight 
Sample Rate: 
3 seconds per period
 
Time Function:  Real time clock, see Section 4.6 
Datalogging Capacity:  
16,312 records per channel  
Recording Interval: 
User adjustable, see Section 4.7
 
Digital Output: 
Bi-directional RS232. Software and Cable included 
Power requirement: 
9 Volt Battery, NEDA 1604 or JIS 006P or IEC6F22
 
Battery Life: 
Approx. 100 hours with alkaline battery; Low battery indication 
Operating Conditions:  
x Operating Temperature and Humidity: 0°C - 50°C (32°F - 122°F); 0 - 80% RH 
x Storage Temperature and Humidity: -10°C - 60°C (14°F - 140°F); 0 - 80% RH 
x Altitude: Up to 2000 meters (6500 feet). 
Dimensions: 
184×64×30 mm (5.4×2.5×1.2 in) 
Weight: 
Approx. 250g (8.7 oz) 
Accessories: 
Two Type K Wire Thermocouple Probes, Battery, Carrying Case, 
Instruction Manual, Software, RS232 Cable  
Option: 
AC Adapter: 9VDC ±15%; 100mA: Plug Diameter: 3.5mm×1.35mm 
Temperature Coefficient: 
For ambient temperatures from 0°C - 18°C 
and 28°C - 50°C, for each °C ambient 
below 18°C or above 28°C, add the 
following tolerance into the accuracy spec. 
 
0.01% of reading + 0.03°C 
 
(0.01% of reading + 0.06°F)
 
Notes