Sensing and Productivity Solutions 9
ES110 Series.
Features: Exposed thermistor • Rugged
design • Brass encapsulation • Plastic
overmold • Enhanced response time
• Wide operating temperature range
Benets: Overmolded, hexagonal shape
for easy installation. Two end configurations
available, depending on response or degree
of protection required. All-plastic design
reduces heat loss through the sensor.
Exposed thermistor offers fast response
for air/gas sensing, especially for potential
transportation engine management systems
and industrial applications.
ES120 Series.
Features: Enclosed thermistor • Rugged
design • Brass encapsulation • Plastic
overmold • Wide operating temperature
range
Benets: Overmolded, hexagonal shape
for easy installation. All-plastic design
reduces heat loss through the sensor.
Enclosed thermistor may potentially
be used for liquid temperature sensing
in engine management systems and
industrial applications.
6655 Series.
Features: Air/surface temperature
sensing • NTC thermistor output • Low
cost • Low, compact profile • Tight
interchangeability • Enhanced accuracy
• Enhanced response time • Wide
operating temperature range • Variety of
mounting brackets • Widely used sensor
package footprint • Enhanced stability/
low drift
Benets: Offers temperature
measurements with enhanced response
and accuracy on most flat surfaces and
pipes in non-condensing applications.
Allows greater flexibility in temperature
monitoring and controlling. Tight
interchangeability eliminates or reduces
need for calibration. A wide operating
temperature range allows application
flexibility. Potential applications include
water heaters and boilers, industrial ovens
and ranges, copier diffuser rollers, and
HVAC compressor or duct temperature
sensing.
DISCRETE RTD SENSORS
HEL-700 Series.
Features: Linear resistance vs.
temperature • Accurate and
interchangeable • Enhanced stability
• Teflon or fiberglass lead wires • Wide
temperature range • Ceramic case
material • Multiple sizes
Benets: Fully assembled and ready to use
without need for fragile splices to extension
leads. Wide temperature range covers
most potential applications such as HVAC,
electronic assemblies and process control.
HEL-775 Series.
Features: Linear resistance vs.
temperature • Accurate and
interchangeable • Enhanced stability
• Thin film platinum • Ceramic SIP
package • Solderable leads • Small size
Benets: Ceramic SIP package with
solderable leads provides strong
connections for wires or printed circuits.
Ideal for PCBs, temperature probes and
other lower temperature applications
including HVAC, electronic assemblies
and process control applications.
HEL-777/776 Series.
Features: Linear resistance vs.
temperature • Accurate and
interchangeable • Enhanced stability
• Thin film platinum • Molded plastic SIP
package • Solderable leads • Small size
Benets: Molded plastic SIP package
with solderable leads provides strong
connections for wires or printed circuits.
1000 Ohm, 375 alpha version provides
10X greater sensitivity and signal to noise.
Ideal for PCBs, temperature probes, or
other potential applications including
HVAC, electronic assemblies and process
control.
700 Series.
Features: Linear resistance vs.
temperature • Enhanced accuracy
• Interchangeability • Surface mount
versions • Enhanced stability • Enhanced
time response • Wide temperature range
• Cost effective
Benets: Economical, miniature
temperature sensors available in two
sizes each of leaded and surface mount
configurations. Surface mount in industry-
standard 0805 and 1206 packages. 100
Ohm and 1000 Ohm base resistance
in both 3850 ppm/K and 3750 ppm/K
temperature coefficients (385 and 375
alphas). Tolerances meet DIN class A,
DIN class B and DIN class 2B industry
standards. Wide temperature range
covers most potential applications.
Including HVAC, electronic assemblies,
thermal management and process control.
HRTS Series.
Features: Linear resistance vs.
temperature • Resistance interchangeable
• Accurate • Fast • Laser trimmed • Wide
temperature range
Benets: Fully assembled and ready
to use without need for fragile splices
to extension leads. Wide temperature
range covers most potential applications
including HVAC, electronic assemblies
and process control applications.
TD Series.
Features: Linear resistance vs.
temperature • Interchangeable without
recalibration • Thin film • Laser trimmed
• Long term stability • Air or liquid
temperature sensing • Cost effective
Benets: Provide 8 Ohm/°C sensitivity
with inherently near linear output.
Completely interchangeable without
sensor-to-sensor recalibration. Silicon
chip sensing element with proven thin
film processing reliability. Individually
laser trimmed. TD4A environmentally
sealed liquid temperature sensors simple
to install. TD5A miniature temperature
sensors used where space is at a
premium. Very small thermal mass for
rapid response to temperature changes in
potential industrial applications including
HVAC, semiconductor protection, and
process control.
DISCRETE THERMISTORS
111 Series.
Features: Enhanced response time
• Hermetically sealed in glass • Enhanced
long-term stability • Micro size • Relatively
uniform size • Weldable platinum iridium
leads
