Martel Electronics 307, 308 Operating Manual

TYPE K THERMOMETER

T 2

T 1

MARTEL ELECTRONICS

THERMOMETER

MAX

MIN

HOLD

REL

C /

RANGE :

200 328

1370

C F

2498

C O N T E N T S

TITLE PAGE

I. Introduction

II. Specifications

III. Symbol Definition and Button Location

IV. Operating Instructions

4.1 Power-Up ............................................. 4

4.2 Connecting the Thermocouples ...........

4.3 Selecting the Temperature Unit............4

4.4 Data-Hold Operation ............................

4.5 Relative Operation ...............................

4.6 MAX/MIN/AVG Operation.....................

4.7 Auto Power Off..................................... 5

4.8 Low Battery Condition ..........................

4.9 Calibration Point...................................

............................................. 1

......................................... 1

..................................................... 3

...................... 4

MARTEL 308

I. Introduction:

This instrument is a digital thermometer for use with any K-type thermocouple as temperature sensor. Temperature indication follows National Bureau of Standards and IEC584 temperature/voltage table for K-type thermocouples.

II. Specifications:

Numerical Display:

4 digital liquid crystal display

Measurement Range:

-200°C ~ 1370°C -328°F ~ 2498°F Resolution:

-200°C~ 200°C: 0.1°C; 200°C ~1370°C: 1°C

-200°F~ 200°F: 0.1°F; 200°F ~2498°F: 1°F

Maximum Voltage at Thermocouple Input:

60V DC, or 24Vrms AC

Environmental:

R Operating Temperature and Humidity: 0°C ~50°C (32°F ~ 122°F) ; 0 ~ 80% RH R Storage Temperature and Humidity:

-10°C to 60°C (14°F ~ 140°F); 0 ~ 80% RH

R Altitude up to 2000 meters.

Sample Rate: 0.6 times per second Dimension (LxWxH): 2.51”x2.12”x1.33” (64x54x34

mm)

Weight: 6.3 oz. (180g); approximate Accessories:

K-Type Bead Probe, Battery, Instruction Manual

Power Requirement:

9 Volt Battery, NEDA 1604, JIS 006P, or IEC6F22

Battery Life:

Approx. 150 hrs with alkaline battery

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