Optical Insertion and Return Loss Meter
The TWH-L2000 photo-plug-back meter is derived from the combination of photopower and stabilization light;
Specification Snapshot
Standard Wavelength
1310/1550nm
Modem
0Hz, 270Hz,1KHz,2KHz
Power Measurement Range
-70~+10dBm
Dimensions
76177.5-40cm
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Overview
The TWH-L2000 photo-plug-back meter is derived from the combination of photopower and stabilization light; the introduction of high-clean colour liquid crystal screens; the completion of loss, loss and distance tests of fiber-optic links; and support for intelligent two-way loss testing; back wave loss test range 0-60 dB; loss test range 50dB (1550 nm; 200km); storage, call and export of 200 sets of test data
Specifications
| Parameter | Value |
|---|---|
| Standard Wavelength | 1310/1550nm |
| Spectrum Type | FP-LD; OLTS |
| Fiber-optic category | SM, MM |
| Spectrum Type | InGaAs |
| detection range | 40.3mm |
| Power Measurement Range | -70~+10dBm |
| Display Resolution | 0.01dBm |
| Uncertainty | ‡5% |
| Scope of loss | 50 dB; (1550nm, 200km) |
| Accuracy Range | ‡0.25dB |
| Test Scope | 0~60 dB (APC light interface) |
| Accuracy Range | ‡0.75 dB (0~50 dB), earth 1.5 (50~60 dB) |
| Uncertainty | +0.5dB (20dB) |
| Automatic Shutdown Time | 10 min (no operation) |
| Power Supply Method | 2000mAh lithium batteries |
| Continuous Operating Time | 125h® |
| Dimensions | 76177.5-40cm |
Datasheet
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Supplier Information
Tianjin Wenhao Technology Development Co., Ltd., established in 1998 in Tianjin High-tech Industrial Park, is an enterprise integrating R&D, production, and sales. Focusing on optical communication and broadcasting products, it independently develops transmission and receiving equipment for fiber optic networks, PON network products, and testing instruments. The company holds multiple certifications and adheres to strict quality management, professional standardization, and innovative development, aiming for win-win cooperation and long-term growth.
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