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Tera DLT-10 User Manual

Temperature data logger/with external temperature probe/with two external temperature probes, humidity & temperature data logger/with external temperature probe/with two external temperature probes
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DLT-10 Temperature Data Logger
DLT-10-Pt Temperature Data Logger with External Temperature Probe
DLT-10-2Pt Temperature Data Logger with two External Temperature Probes
DLT-11 Humidity & Temperature Data Logger
DLT-11-Pt Humidity & Temperature Data Logger with External Temperature Probe
DLT-11-2Pt Humidity & Temperature Data Logger with two External Temperature Probes
Ukraine, 14030, Chernihiv city,
Vsikhsvyatska str., 7
DATA LOGGER
USER MANUAL
1
Tel: (0462) 606-740, 606-840
e-mail: info@ao-tera.com.ua

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Summary of Contents for Tera DLT-10

  • Page 1 USER MANUAL DLT-10 Temperature Data Logger DLT-10-Pt Temperature Data Logger with External Temperature Probe DLT-10-2Pt Temperature Data Logger with two External Temperature Probes DLT-11 Humidity & Temperature Data Logger DLT-11-Pt Humidity & Temperature Data Logger with External Temperature Probe DLT-11-2Pt Humidity & Temperature Data Logger with two External Temperature Probes...

  • Page 2: Table Of Contents

    Contents 1. DESCRIPTION AND DEVICE OPERATION ....................1.1. Purpose ............................1.2. Specifications ..........................1.3. Additional Specifications ......................1.4. Package ............................1.5. Design and Operating ........................1.6. Control Functions and Indication ....................1.7. PC Connection ..........................2. DATA LOGGER SETUP ..........................2.1.

  • Page 3: Description And Device Operation

    This User’s Manual is intended to familiarize maintenance personnel with DLT-10(-11) Data Logger and its modifications DLT-10-Pt, DLT-10-2Pt, DLT-11-Pt, DLT-11-2Pt (hereinafter Data Logger), its design, specifications and components, as well as instructions necessary for correct and safe operation, storage and transportation.
  • Page 4 Table 1.2. Specifications of DLT-10-Pt, DLT-10-2Pt Data Loggers. Characteristic Value Temperature Range measured by Internal Sensor, °С -30…+60 Basic Absolute Accuracy of temperature measurement by Internal Sensor, °С ±0,5 Temperature Resolution of Internal Sensor, °С Response Time (63%) of Internal Sensor , min Number of External Temperature Probes: •...

  • Page 5: Additional Specifications

    Table 1.4. Specifications of DLT-11 Data Logger. Characteristic Value Humidity Measurement Range Rh, % (without condensation) 0…100 Temperature Range measured by Internal Sensor, °С -30…+60 Basic Absolute Accuracy of temperature measurement by Internal Sensor, °С ±0,5 Temperature Resolution of Internal Sensor, °С Basic Absolute Humidity Accuracy, % •...

  • Page 6: Design And Operating

    Table 2. Modifications of the Data Logger. Internal Temp External Temp External Temp Modification Humidity Sensor ✔ ✖ ✖ ✖ Sensor Probe 1 Probe 2 ✔ ✔ ✖ ✖ DLT-10 ✔ ✔ ✔ ✖ DLT-10-Pt ✔ ✖ ✖ ✔ DLT-10-2Pt ✔ ✔ ✖ ✔ DLT-11 ✔...
  • Page 7 Table 3 shows the algorithm for pressing buttons that leads to the Data Logger functions listed above. Table 3. Description of the sequence of pressing the buttons and the functions of the logger. Action Purpose Calling the main screen display or COM Port mode, Short OK button push (less than 1 sec) if the logger is connected to the computer within 5 seconds after pressing (releasing) the button...
  • Page 8 Table 4. Data Logger’s Main Screen. Model First page Second page DLT-10 DLT-10-Pt DLT-10-2Pt DLT-11 DLT-11-Pt DLT-11-2Pt For loggers with more than two measuring channels, the measurement results are displayed on two pages. The second page automatically shows after 3 seconds.
  • Page 9 The Alarm screen (Figure 4) shows the channels through which the alarms and alarm conditions were detected (limits, time of violation). Figure 4. Alarm Screen. The Service information screen (Figure 5) contains the serial number of the logger (SN), the logger label (LB) and the software version (ver.).

  • Page 10: Pc Connection

    1.7. PC connection Connecting Data logger to the PC is possible in the COM Port mode or in the Fash Drive mode. The COM Port mode allows to configure the logger and download the stored data using LoggerSoft PC software. To do this, press the OK button and within 5 seconds connect the logger to the PC USB-port.

  • Page 11: Alarm Conditions

    2.5. Alarm Conditions Data Logger has three types of alarm conditions: • DISABLED • HIGH/LOW • MULTILEVEL (Only for internal temperature channel). ATTENTION! The alarm can only be reset using the reconfiguration. 2.6. High/Low Limits Alarm Settings Under this condition, the High and Low limits, alarm delay and method of recording trigger delay (for each violation or total for all violations) are set.

  • Page 12: Marking

    Activation of indication shortens the logger operating time from one battery to 10 logging intervals per every second of the indication. More detailed information is available in LoggerSoft, User’s Manual, Data Logger Setup, Changing Logging Interval. 4. MARKING Data Logger housing contains the following marks: •...

  • Page 13: Service

    8. SERVICE The device should undergo servicing at least once every three months. During maintenance, remove any dust and dirt, inspect the quality of external connections, and check the device’s operation. Important! Before sending the logger for maintenance or repair, it is NECESSARY to read and save the archived data, because during the service the archived data will be lost.

This manual is also suitable for:

Dlt-10-ptDlt-10-2ptDlt-11Dlt-11-ptDlt-11-2pt

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