3500 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:
1
Consult factory for life expectancy at other switching loads.
2
Models 3501 and 3540, optional electrostatic shield is tied
to pin #5. Models 3502, 3520 and 3541, optional electro-
static shield is tied to pin #13.
3
Model 3520 has Hg wet contacts - position sensitive, must be
mounted within 30° of vertical plane. See schematic.
Hg Content per capsule: Form A, 0.04 grams.
4
Consists of 56V Zener diode and 1N4148 diode in series,
connected in parallel with coil.
Environmental Ratings:
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
6
E-mail: sales@cotorelay.com
For Most Recent Data, Consult the Coto Technology Website:
www.cotorelay.com
15
COTO [ COTO TECHNOLOGY ]
