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ISAscale® - Precision measurement products


We produce measuring systems for the following measuring tasks:

  • Precision Current sensing: IAS, IPC, IVT-A, IUR-A-R0001, IHC-A-R00001, IMS-B-R0001, IMC-A-R0001
  • Voltage sensing: IVT-A, IUR-A-R0001, IHC-A-R00001, IMS-B-R0001, IMC-A-R0001
  • Temperature sensing: ITS-TC, ITS-RTD
  • Low ohm Resistance: IMR-B-R020
    as well as
  • Current source: ICS-A-I 500


Current sensing / voltage sensing:




IAS - Analogue Current Sensor


The new sensor, the IAS, does not require a digital interface or digital converter, reducing size and costs – an important benefit for users in many different fields (e.g. automotive applications, energy management systems and general current sensing applications). The choice of used shunts ranges from 0.1 to 1 mOhm, meaning the measurement area and the dynamic range can be set for up to 100 dB; with a 500-µOhm, for example, pulse current of 800 A can be measured for 100 ms at a resolution of more than 20 mA.



IPC - Phase current measurement


Isabellenhütte is presenting the IPC series of current measurement modules for the motor phase current on measurement shunt basis at the PCIM and Sensor+Test trade fairs. The modules were designed to control electric high-performance motion control units of all types. The data acquisition runs
at sampling rates from 10 to 300 kHz. A programmable sampling delay time triggered with an external signal is supported. The modules also supply a fast over current signal (response time < 3 µsec).



IVT-A - precision current sensing and voltage measurement in hybrid and electric vehicles
 
Critical charge and discharge cycles can be accurately measured with the IVT-A sensor module. It is designed for use in bms battery management systems and is completely configurable for customer applications.
Its features deliver outstanding performance.



IMC-A-R0001
Extended calibrated Sensor module for the direct measurement of current, voltage and temperature with a 3.3V or 5V level RS232 interface. The module is designed for direct operation in more advanced measuring systems such as current-measuring devices, data logger and bms battery management systems. Calibration at customer's is unnecessary.

The current measurement takes place via a 100 µΩ shunt. An ISA-ASIC data acquisition system serves as measured value acquisition. With a measuring range of ±300 A at a resolution of 50 mA and a voltage measuring range of ±30 V at a resolution of 1 mV, the system offers the possibility of achieving exact current and voltage measurements at high resolutions.



IMS-B-R0001
Sensor module for the direct measurement of current, voltage and temperature. The module is designed for direct operation in more advanced measuring systems such as current-measuring devices and bms battery management systems.

The current measurement takes place via a 100 µΩ shunt. An ISA-ASIC data acquisition system serves as measured value acquisition. With a measuring range of ±1500 A at a resolution of 50 mA and a voltage measuring range of ±30 V at a resolution of 1 mV, the system offers the possibility of achieving exact current and voltage measurements at high resolutions.



IUR-A-R0001
Mobile 4-channel data acquisition system for the precision current sensing, measurement of direct voltage and temperature (via optional Pt100 sensor). To be connected directly to the USB-2.0-Port of PC or laptop.




IHC-A-RM01
Galvanically insulated precision current sensing and voltage measuring system for a variety of current ranges up to very high currents. The system is designed for operation directly on the busbar. The IHC-A-RM01 can be used as a precise- and simple-to-operate alternative to Hall effect or compensation converters as well as to conventional combinations of DIN-Shunt and measuring device/instrument transformer.
Besides the precision, the advantages (compared with Hall effect and compensation converter) are a low power loss and therefore self-heating (compared with DIN shunt).
As an output signal a 3.3 V or 5 V RS232, RS485 and ethernet.

Preliminary data sheet


Temperature:




ITS-TC
USB temperature measurement system based on thermocouples with integrated graphic display of the measuring results as well as data logger function; high system accuracy in a wide temperature range (-200 to +1,200 °C, dependent on sensor type).



ITS-RTD
USB temperature measurement system based on resistance thermometer with integrated graphic display of the measuring results as well as data logger function; very high system accuracy in the temperature range of -100 to +600 °C (dependent on sensor type).


Resistance:





precision current resistor

IMR-B-R020
USB Precision True-Micro Ohm Meter for the exact four-wire measurement of direct current resistances in the range of 1 µOhm to 3 kOhm and temperature measurement via optional Pt100 Sensor.


Current source / sink:




ICS-A-I 500
Pulsed current source and current sink up to 500 A with extreme accuracy (typical absolute accuracy: 0.1 %) at high currents.


Customer-specific solutions:


Through our modular principle, based on our ISA-ASIC's and Isabellenhütte low ohmic shunt technology we are able to realize customer-specific solutions for precision current sensing, voltage and temperature measurement quickly and inexpensively.
Please inquire. isascale@isabellenhuette.de


IPMPrecision.pdf
Precision Landing Brochure