+44 (0) 1342 330 470

Test and Measurement

Services

Range of standard resistors for calibration purposes from Alpha Electronics and Isabellenhütte.

Vast selection of precision and ultra-precision resistors, current sensing shunts and low ohmic resistors and power resistors in various through-hole and surface-mount packages in virtually any resistance value from Alpha Electronics, Caddock, General Resistance, Isabellenhütte, Riedon, Susumu and Vishay Foil Resistors.

Range of NTC and PTC thermistors and inrush current limiters from Ametherm.

High quality, high voltage relays handling up to 15kV from Cynergy3.

Data acquisition modules from DGH with number of analog and digital input and output options, offering possibility to easily set up a customised plug-and-play data acquisition system.

Isabellenhütte’s innovative solution for battery management system applications – the IsaSCALE IVT-S is a plug-and-play module for precise current and voltage measurement in package fitting into palm of your hand.

Robust, high quality general purpose and precision load cells in range of packages by Lord Sensing Stellar Technology.

Variety of magnetic sensors and digital isolators from NVE Corporation based on their patented spintronic GMR technology.

Caddock CC2015FC Series

Current sensing resistor
Resistance range from 0.02Ω to 10Ω
Tolerance from ±1.0% to ±5.0%
TCR of -20 to +80, 0 to +200 or +300 ppm/°C
Power rating of 1W at 70°C
Temperature range from -55°C to +150°C

Caddock MG -15 Range

Cylindrical high voltage axial leaded resistor
Maximum operating voltage from 960V up to 48kV *
Resistance values from 6.5MΩ up to 2GΩ *
Tolerances of ±1% and ±5%
TCR as tight as ±80 ppm/°C from -15°C to +105°C
Maximum power rating from 0.5W up to 15W *
Operating Temperature Range of -55°C to +225°C

_{* Dependant on selected resistor model}

Caddock MG Extended Range

Cylindrical high voltage axial leaded resistor
Maximum operating voltage from 2kV up to 30kV *
Resistance values from 600Ω up to 10GΩ *
Tolerances of ±1% and ±5%
TCR as tight as ±80 ppm/°C from +25°C to +105°C
Operating Temperature Range of -55°C to +225°C
Maximum power rating from 1.5W up to 15W *

_{* Dependant on selected resistor model}

Caddock TF020 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 300V
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock TF050 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock TF626 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 300V
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock TF656 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock USF240 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 300V
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF270 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF271 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF340 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 300V
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF370 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF371 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USFS Series

Ultra-stable radial leaded film through-hole resistor sets
Sets are available with either 3 or 5 selected USF300 series resistors (model dependent)
Voltage coefficient as low as 0.005 ppm/V per resistor set (model dependent)
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in 30MΩ, 50MΩ and 100MΩ sets
Multiple USFS selected resistor sets can be used in series to achieve higher total resistances and higher voltage ratings

Core Sensors CS-SM Series

Steel mill pressure transducer
Pressures up to 350 Bar
Accuracy down to ≤±0.25% BFSL
Pressure cycles of >100 million
Burst pressure of 10X or 20,000 PSI (whichever is less)
IP69 protection against high pressure washdown
Integral snubber protects against pressure transients

Core Sensors CS11 Series

Compact media isolated pressure sensor
Pressure ranges from 0-2 up to 2,000 PSI
Accuracy as low as ≤ ±0.25% BFSL
Stability of ≤ ±0.2% of FS (1 year)
Pressure cycles of 10 million
Overpressure of 2x minimum
Burst pressure of 5x or 4,000 PSI