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Simple Logger® II Model L642

The Simple Logger® II Model L642 is a two channel thermocouple data logger. The choice of data storage modes and storage rates allows the operator to effortlessly configure the logger to optimize memory usage to the application at hand. Extended Recording Mode XRM® and delayed start time are just two of the many application friendly features. The Simple Logger® II Model L642 records temperature at user selectable rates of 1 every 5 seconds to 1 per day. Using J, K, T, N, E, R or S thermocouples, it measures from -346º to + 1767ºF with resolution down to 0.1º range dependent. This logger can perform a variety of recording tasks with easy and intuitive setup from a computer using the free DataView® software included with the unit.
NOTE: Our complete catalog is not available for direct online purchase, refer to the Status Column for purchasing options. Items that do not have an Add to Cart button must be purchased from an Authorized Distributor.
Model Cat. # Description List Price Quantity/Status
L642 2126.08 Simple Logger® II Model L642 $489.00 In stock at factory. Find a Distributor
ModelL642
Cat. #2126.08
DescriptionSimple Logger® II Model L642
List Price$489.00
In stock at factory. Find a Distributor
Print
Channels Two
Input Two miniature thermocouple connectors
Connection °F °C
Measurement Range:
(Thermocouple Dependent)
J           -346 to +2192 J           -210 to +1200
K          -328 to +2501 K          -200 to +1372
T          -328 to +752 T          -200 to +400
N          -328 to +2372 N          -200 to +1300
E          -238 to +1742 E          -150 to +950
R             32 to 3212 R             0 to 1767
S             32 to 3212 S             0 to 1767
Accuracy J, K, N, T, E θ ≤ -148°F/-100°C · ± (0.2% of R + 1.1°F/0.6°C)
-148°F/-100°C < θ ≤+212°F/+100°C · ± (0.15% of R +1.1°F/0.6°C)
≤ +212°F/+100°C · ± (0.1% of R + 1.1°F/0.6°C)
Accuracy (R, S) θ = 32°F/0°C to  +212°F/+100°C · ± (0.15% of R + 1.1°F/0.6°C)
-148°F/-100°C < θ ≤+212°F/+100°C · ± (0.15% of R +1.1°F/0.6°C)
θ ≤ +212°F/+100°C · ± (0.1% of R + 1.8°F/1°C)
Resolution θ < 1000°F or °C · 0.1°F or °C
θ > 1000°F or °C · 1°F or °C
Temperature Coefficient ± (0.02% of R + 0.03°C/°C or ± (0.02% of R + 0.03°F/°F between operating temperature of -10° to 18°C and +28° to 50°C
Maximum Differential Input 1V (between input)
Sample Rate Maximum of 8 samples taken at storage interval
Storage Rate Programmable from 5s to 1 per day
Storage Modes Start/Stop, FIFO, extended mode (XRM) and Alarm
Recording Length 15 minutes to 8 weeks, programmable using DataView
Memory 240,000 measurements (512KB). Recorded data is stored in non-volatile memory and will be retained even if battery is low or removed.
Communication USB 2.0 optically isolated
Power Source 2x1.5V AA (LR6) alkaline batteries
Battery Life 100 hrs to >45 days (depending of sample rate/recording length)
Dimensions 4.94 x 2.75 x 1.28” (125 x 70 x 32mm)
Weight (with battery) 7 oz (200g)
Case Polycarbonate
Operating Temperature 14° to 122°F (-10° to 50°C)
Storage Temperature -4° to 140°F (-20° to 60°C)
Relative Humidity Up to 85% @ 95°F (35°C)
Ingress Protection (IP) IP40
EMC EN 61326-1
Safety Compliance IEC 61010-1, EN 61010-2-32 50V CAT III Pollution Degree 2
Model Cat. # Description List Price Quantity/Status
2118.09 General Carrying Case
Dimensions: 13 x 9.5 x 3"
$56.00
2126.46 Thermocouple - Needle (7.5x0.5")
K-Type -58° to 1292°F for Models SLII L642 & CA863
$19.95
2126.47 Thermocouple - Flexible (1m)
K-Type -58° to 480°F for Models SLII L642, CA863 & 5233
$8.95
2126.49 Cable – Replacement USB (type A to 5-pin mini-B) cable for Simple Logger® II series and Model 1950 (RoHS Compliant) $7.95
2133.72 Compact tool bag for field use.
12 Exterior and 14 Interior pockets
Dimensions: 13.0 x 9.8 x 9.5"
$29.95
Model
Cat. #2118.09
DescriptionGeneral Carrying Case
Dimensions: 13 x 9.5 x 3"
List Price$56.00
Model
Cat. #2126.46
DescriptionThermocouple - Needle (7.5x0.5")
K-Type -58° to 1292°F for Models SLII L642 & CA863
List Price$19.95
Model
Cat. #2126.47
DescriptionThermocouple - Flexible (1m)
K-Type -58° to 480°F for Models SLII L642, CA863 & 5233
List Price$8.95
Model
Cat. #2126.49
DescriptionCable – Replacement USB (type A to 5-pin mini-B) cable for Simple Logger® II series and Model 1950 (RoHS Compliant)
List Price$7.95
Model
Cat. #2133.72
DescriptionCompact tool bag for field use.
12 Exterior and 14 Interior pockets
Dimensions: 13.0 x 9.8 x 9.5"
List Price$29.95

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