8mm Process Sealed DIP Rotaries
Series ND
General Specifications
Electrical Capacity (Resistive Load)
Switching Rating:
Nonswitching Rating:
100mA @ 5V DC
100mA @ 50V DC
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Nominal Operating Torque:
Contact Timing:
80 milliohms maximum for circuit; 30 milliohms maximum for contact point
1,000 megohms minimum @ 250V DC
250V AC minimum for 1 minute minimum
20,000 detent operations minimum
20,000 detent operations minimum
Notes: A detent operation is one actuator position operation or stepping.
20,000 detent operations = 1,250 cycles for hexadecimal devices or 2,000 cycles for decimal
devices. A cycle is one 360° rotation.
0.006Nm
Nonshorting (break-before-make)
Materials & Finishes
Actuator:
Housing:
O-ring:
Base:
Movable Contact:
Stationary Contacts:
Terminals:
Glass fiber reinforced polyamide
Glass fiber reinforced polyamide (UL94V-0)
Nitrile butadiene rubber
Glass fiber reinforced polyamide (UL94V-0)
Beryllium copper with gold plating
Brass with gold plating
Brass with gold plating
Environmental Data
Operating Temperature Range:
Humidity:
Vibration:
Shock:
–25°C through +75°C (–13°F through +167°F)
90 ~ 95% humidity for 96 hours @ 40°C (104°F)
10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range
& returning in 1 minute; 3 right angled directions for 2 hours
50G (490m/s
2
) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
PCB Processing
Soldering:
Cleaning:
Wave Soldering Recommended: See Profile B in Supplement section.
Manual Soldering: See Profile B in Supplement section.
Automated Cleaning. See Cleaning Specifications in Supplement section.
Standards & Certifications
Flammability Standards:
UL Recognition
or CSA Certification:
UL94V-0 rated housing & base
The ND Series rotaries have not been tested for UL recognition or CSA certification.
These switches are designed for use in a low-voltage, low-current, logic-level circuit.
When used as intended in a logic-level circuit, the results do not produce hazardous energy.
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
11-07
NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
