Holland-electronics DST-5000 Manual do Utilizador Página 1

DST-5000/DSTR-5000 DARK SYSTEM TESTER

8 2.1.5 To store the measured values, use the / keys to select a desired memory station (1-50) on the display. Then press the MR Key for 2 second

9 3.2 Connect the receiver to one end of the CUT and one of the special terminators to the other end of the CUT. The corresponding value of the ter

10 4.1.4 To perform testing on other sections of cable with the same VOP value, simply disconnect the CUT, reconnect the meter to another piece of c

11 4.2.8 To perform testing on other sections of cable with the same VOP value, simply disconnect the CUT, reconnect the meter to another piece of c

12 6.3 Once the receiver has transferred all of the stored data, the LCD display will resume showing the previous menu screen prior to the downloadi

13 NOTE: The DST receiver charging circuit is designed such that the receiver will automatically be turned on whenever a charging operation is begun

14 HOLLAND ELECTRONICS LLC LIMITED WARRANTY Holland Electronics LLC warrants that the product enclosed with this Limited Warranty statement wi

15 APPENDIX A The following screen illustrations will show the user how to configure the Windows based Hyper Terminal program and RS-232 port on the

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Table of Contents Features / Specifications………………………...…….…………. 1 Keypad Illustration…………...…………………………..………… 3 Key Function Description………

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1 FEATURES * TDR Feature to ID Cable Faults (Open & Short) * RS-232 Data Downloading Port * Signal Level Loss tested @ 5 frequencies *

28 APPENDIX B RS-232 Cable Pin-Out Details The cable is wired with straight pin-pin connections 1-1 2-2 3-3 4-4 5-5 6-6 7-7 8-8

2 DARK METER TRANSMITER (Model # DSTR-5000) SPECIFICATIONS Output :  Output Impedance 75 ohm  Output Frequency Cable Mode : 20, 55.25, 95

3 KEYPAD ILLUSTRATION Key Functions : 1. Key :Power Key ON/OFF 2. MR Key :Store Key Press to store data in memory 3. MC Key :Clear

4 5. TEST Key: Press this key in the TDR mode and measure a distance to a cable fault 6. VOP Key: Toggle the VOP Key to select from th

5 Getting Started _____________________________________________________________________ Powering the Dark System Transmitter and Receiver The transmi

6 Operating Modes: Once the meter power is turned on there are three different operating modes and one set-up mode that can be selected. Pressing t

7 2.1 Measuring Insertion Loss: The Insertion Loss or the Attenuation of the cable under test (CUT) can be measured as follows: 2.1.1 Connect the t