Greenlee Catalog - Delco Wire and Cable Limited

LED Sources
Dual Wavelength LED Source
= new producT = Replacement paRt = accessoRy
www.greenlee.com
moDeL 252b 253b 255mt 257mt
SOURCE TYPE LED LED LED LED
WAVELENGTHS (NM) 850/1300 650 1300 850
OPTICAL INTERFACE TYPE SOC Universal SOC Universal Fixed MT-RJ Fixed MT-RJ
Continuous and Modulated
Output Modes
✔ ✔ ✔ ✔
User-selectable Auto Shutoff ✔ ✔ ✔ ✔
Single-mode ✔ ✔
Multimode (glass) ✔ ✔ ✔
Multimode (plastic) ✔
252B 253B 255MT 257MT
• Perform multimode insertion loss and link loss measurements
on Local Area Networks (LAN), premises networks and Fiber
Distributed Data Interface (FDDI) installations.
• Stable, calibrated output.
• Proven, reliable and compact design.
• Easy to use; three buttons control all essential functions.
• Rubber boot protects against dropping.
• Rugged and splashproof.
• Single unit combines 850nm and 1300nm calibrated wavelengths.
• Nominal output for 62.5/125 is -13dBm for 850nm and -20dBm
for 1300nm.
• Continuous and modulated output modes.
• User-selectable auto shutoff.
• TIA-568B compliant.
• Two AA batteries provide power for over 24 hours.
• Optional AC power converter/adapter is available for prolonged
or benchtop use.
CAt. No. UPC No. DesCrIPtIoN
252B 60530 Dual 850/1300nm LED Source
90ACK 60686 AC/Main Power Converter 120V (one required per handheld unit)
Requires two Snap-On Connector (SOC) adapters (See pages 329 and 330).
Communications
USA CANADA INTERNATIONAL
Tel: 800.435.0786 Tel: 800.435.0786 Tel: +1.815.397.7070
Fax: 800.451.2632 Fax: 800.524.2853 Fax: +1.815.397.9247
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