2.5 readers for sale, brand-new and used.

Product details: Introduction to programming Allen-Bradley series of PLCs Author: Seyedreza Fattahzadeh- copyright 2014 Binding: E-book in PDF format would be shipped on a CD ROM Format: PDF file Number of pages: 160 ISBN: 978-0-9839005-9-7 This e-book provides you with both fundamental and cutting-edge coverage of both hardware and a software aspect of great PLCs that are known as SLC500 and MicroLogix processors manufactured by Allen-Bradley ®.

Ethernet 4-Port Serial Server This serial server provides 4 "remote" RS-232 serial communications port over a regular network (Ethernet) link. The device allows you to communicate with up to 4 remote serial devices (printers, sensors, data-acquisition systems, probes, magnetic card readers etc.) using a single network cable.

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AT510L Economical low resistance Meter 1?? to 30k? LCR MIB-INSTRUMENTS

This is an antique W.E.C. Co. Mil-Am-Meter made of brass with chrome in working condition.

This item is new, was only in service for 2 months. This item sold new for $45,000The IDScope Automates In-Cassette Wafer Mapping and ID Reading. The IDScope ergonomic height (4.5”) and extremely small footprint (8” x 14”) is ideal for tabletop use at key checkpoints

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Mobile Mark's RFID Panel Antennas are perfect for RFID systems, as well as other applications in the ISM band. They are designed to operate in close proximity to metal, which normally has a tendency to detune antennas.

TACTICAL TRAINING AND REFERENCE CD VEHICLE EXTRICATION SERIES TRAINING AND REFERENCE DVD TECHNIQUES - EXTRICATION TOOLS - LARGE VEHICLE - PATIENT HANDLING & MORE!

The NXT-2D Two Door/Four Reader Controller is built for today's IT environments. With all Ethernet functionality built directly into the controller, Keri's proprietary MAC address allows for reliable hardware discovery and true 1 button autoconfiguration. By using an existing TCP/IP network, controller cabling costs can be eliminated, or by using inexpensive unshielded CAT5 cable if building a new network they can be reduced up to 50% over traditional hard-wired access systems.

QTY 2 HID PROX PRO PROXIMITY ACCESS CARD READERS, GREY MODEL # 5455BGN00 MODEL # 5355AGN00-S107R TESTED USING NORTHERN N1000-II ACCESS CONTROL PANEL, THE OUTSIDE COVERS ARE IN ROUGH SHAPE, SHOULD BE ABLE TO USE AS SERVICE REPLACEMENTS 30 DAY REFUND\RETURN

LOT OF 14 ESSEX KTP-163-SN-8 BIT WORD STAINLESS STEEL ACCESS CONTROL KEYPAD These virtually indestructible readers utilize our proprietary piezoelectric technology in a completely weatherproof, encapsulated package ideal for both indoor and outdoor applications. PULLED FROM A WORKING SYSTEM, SOME ARE MISSING THE BLACK STRIPS THAT COVER THE SCREWS, MINOR WEAR AND TEAR 12 HAVE CONNECTORS 2 DO NOT HAVE CONNECTORS SOME SCRATCHES AND SMUDGES ON KEYPADS

Gen-Tel HTML template SCHLAGE RECOGNITION SYSTEMS DX-2100 - LCD, keypad, HID Prox reader (integrated)