| Parameter Category |
Detailed Specifications |
| Product Name |
1553B Portable Cable Network Tester |
| Product Nature & Application Field |
Lightweight, portable field remote testing device; specifically developed and produced for the weaponry and equipment sector that utilizes 1553B data bus technology |
| System Composition |
Consists of an embedded computer combined with digital synthesis and processing technology |
| Core Testing Principle & Basic Function |
By measuring the insertion loss values between the branch line ports in the data bus cable system, and based on various mathematical models related to the different loss values caused by various types of faults in the cable system, it can quickly and accurately determine whether the cable system is functioning normally, as well as identify the type and location of any physical layer faults in the cable system |
| Bus Rate |
Supports 1/4M bus rate |
| Main Functions |
– DC resistance testing- AC impedance testing- Waveform testing (zero crossing, amplitude distortion, symmetry)- Data path- Waveform simulation- Real-time oscilloscope display, etc. |
| Cable Performance Analysis (Based on Test Data) |
1. Determine short circuits between the bus or sub-line signal lines.2. Determine open circuits in the bus or sub-line signal lines.3. Determine reverse connections of high and low signal lines in the bus or sub-line signal lines.4. Determine short circuits between sub-line signal lines and the shielding layer.5. Determine short circuits between bus signal lines and the shielding layer.6. Determine open circuits in the bus’s termination resistance.7. Determine if the resistance value of the bus’s termination resistance is out of tolerance.8. Measure the insertion loss between any two sub-lines.9. Assess the communication performance of the cable as good. |
| Performance Indicators |
– DC resistance measurement: Resolution 0.01 ohms, testing range 0 to 100 ohms- Characteristic impedance testing: Accuracy 2%, measurement range 10 to 300 ohms- Waveform measurement: Voltage resolution 39.5 mV, time resolution 3.9 ns- Oscilloscope module: Dual-channel, maximum sampling rate 256 MSPS- Signal generator module: Maximum frequency 96 MHz- Impedance testing module: Measures AC impedance of short-circuit lines- DC resistance testing module: Tests DC resistance of short-circuit lines- Testing interface: Dual-channel (BJ77)- Storage space: 64G- Battery life: > 8 hours |
