3600 Series/Low Thermal EMF Reed Relays Low Thermal EMF Reed Relays The 3600 Series is ideally suited to the needs of Instrumentation, Data Acquisition, and Process Control. The specification tables allow you to select the appropriate relay for your particular application. Recommended for use in Scanners, Multiplexers and Digital or Analog Multipoint Recorders. If your requirements differ from the selection options, please consult Coto’s Factory to discuss a custom reed relay. 3600 Series Features Low Thermal EMF: < 5 µV through < 0.5 µV with 50 nV stability Patented Low Thermal Design. U.S. Patent #4,084,142 Low power coils to ensure low thermal EMF 12 High Insulation Resistance - 10 Ω Control/Signal isolation of 1500 VDC High speed switching compared to electromechanical relays High reliability, hermetically sealed contacts Various Form A contacts. High Dielectric Strength Epoxy coated steel shell provides magnetic shielding Electrostatic shield for reducing capacitive coupling Dimensions in Inches (Millimeters) Bottom View 16 COTO TECHNOLOGY (USA) Tel: (401) 943-2686 / Fax (401) 942-0920 6 (Europe) Tel: +31-45-5439343 / Fax +31-45-5427216 3600 Series/Low Thermal EMF Reed Relays Top View: Dot stamped on top of relay refers to pin #1 location Grid = .1"x.1" (2.54mm x 2.54mm) Notes: Environmental Ratings: 1 Storage Temp: -35°C to +100°C; Operating Temp: -20°C to +85°C Solder Temp: 270°C max; 10 sec. max The operate and release voltage and the coil resistance are specified at 25°C. These values vary by approximately 0.4% / °C as the ambient temperature varies. Vibration: 20 G’s to 2000 Hz; Shock: 50 G’s Consult factory for life expectancy at other switching loads. 2 Model 3660: Reed switch between pins #9 & #10 is not low thermal and is tied in common with the electrostatic shield. 3 Consists of 56V Zener diode and 1N4148 diode in series, connected in parallel with coil. 4 Model 3650: Reed switch between pins #3 & #4 is not low thermal and is not tied in common with the electrostatic shield. Pin numbers for reference only. For Most Recent Data, Consult the Coto Technology Website: www.cotorelay.com 6 E-mail: [email protected] 17