The CT05 is a molded dry reed switch. It is single-pole, single throw (SPST) type, having normally open ruthenium contacts.
The sensor is a double-ended type and may be actuated with an electromagnet, a permanent magnet or a combination of both.
The device is designed for SMD mounting and is available in Gull Wing or J-lead configurations.
A complete part number is represented by the digits to the right of the CT05 series prefix followed by a suffix as shown below.
EXAMPLE: CT05-3050-G1 is
• a CT05 sensor (5mm encapsulated switch)
• with a sensitivity range from 30 to 50AT
• lead ends are formed according to the G1 version
• CT05-XXXX (0001-1999) without a suffix is a customer special.
Liquid Level Sensing Using Reed Switch Technology (Full-Length App Note)
Liquid Level Sensing Using Reed Switch Technology (Abbreviated One-Pager)