THERMAL REED RELAYS 3500 Series ideally suited needs Instrumentat

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THERMAL REED RELAYS 3500 Series ideally suited needs Instrumentat

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3500 Series/Low Thermal Reed Relays
THERMAL REED RELAYS
3500 Series ideally suited needs Instrumentation, Data Acquisition Process Control. specification tables allow select appropriate relay your particular application. Recommended high accuracy DVM's, Multiplexers Digital Analog Multipoint Recorders. your requirements differ from selection options, please consult Coto's Factory discuss custom reed relay. Refer page Thermal test methods.
3500 SERIES FEATURES
Thermal EMF: through with stability. Patented Thermal Design. Patent #4,084,142. power coils ensure thermal EMF. High Insulation Resistance 1012 Control/Signal isolation 1500 High reliability, hermetically sealed contacts. Form contacts. High Dielectric Strength. Epoxy coated steel shell provides magnetic shielding.
(For Model 3501 3540)
(For Model 3502, 3520, 3541)
Bottom View
Dimensions Inches (Millimeters)
Catch Web! www.cotorelay.com
E-Mail sales@cotorelay.com
3500 Series/Low Thermal Reed Relays
Model Number Parameters
THERMAL .OPTIONS
3501 Test Conditions Units Form
3502 Form
3520 Form
3540 Form
High Voltage
3541 Form
High Voltage
Measured after minutes nominal coil voltage Refer Reed Relay Technical Section Details
Individual <5µV <3µV <1µV <0.5µV 2000
Differential <5µV <3µV <1µV <0.5µV 2000
Differential <10µV <5µV
Individual <5µV <3µV
Differential <5µV <3µV
COIL SPECS. Nom. Coil Voltage Coil Resistance Operate Voltage Release Voltage CONTACT RATING Switching Voltage Switching Current Carry Current Contact Rating Life Expectancy-Typical Static Contact Resistance (max. init.) Dynamic Contact Resistance (max. init.) RELAY SPECIFICATIONS Insulation Resistance (minimum) Capacitance Typical Across Open Contacts Dielectric Strength (minimum) Operate Time including bounce Typical Release Time Typical
10%, Must Operate Must Release Max. Min.
1500
1500
DC/Peak Resist. DC/Peak Resist. DC/Peak Resist. DC/Peak Resist. Signal Level 1.0V, 10mA 50mV, 10mA 0.5V, 50mA msec
Volts Amps Amps Watts Ops.
0.200 0.300
0.100 0.200
1000 0.050 0.100
0.200 0.300
0.100 0.200
Between Isolated Pins 100V, 25°C, Without shield Shield Guarding Between Contacts Contacts Shield Contacts/Shield Coil Nominal Coil Voltage, Square Wave Zener-Diode Suppression4
VDC/peak VDC/peak VDC/peak msec. msec.
1012 1000 1500 0.75
1012 1000 1500 0.75
1012 1000 1000 1500
1012 1500 1000 1500
1012 1500 1000 1500
View: stamped relay refers location Grid .1"x.1" (2.54mm 2.54mm)
Notes:
Environmental Ratings
Storage Temp: -35°C +100°C; Operating Temp: -20°C +85°C Solder Temp: 270°C max; sec. operate release voltage coil resistance specified 25°C. These values vary approximately 0.4%/°C ambient temperature varies. Vibration: 2000 Shock:
Consult factory life expectancy other switching loads. Models 3501 3540, optional electrostatic shield tied Models 3502, 3520 3541, optional electrostatic shield tied #13. Model 3520 contacts position sensitive, must mounted within vertical plane. schematic. Consists Zener-diode 1N4002 diode series, connected parallel with coil
COTO TECHNOLOGY Dupont Drive, Providence, 02907-3105 (401) 943-2686 (401) 942-0920

THERMAL REED RELAYS 3500 Series ideally suited needs Instrumentat

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