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Easy to use, saving valuable time for busy engineers since 1992
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Power meter for engine / motor testbedsThis versatile, high precision power measuring display takes two digital signals (RS485) from our INT4-L Torque and INT4-C RPM meters and computes kW, HP or BHP with extremely high precision. ![]() Dimensions... ![]() |
INT4-HP Specifications | |
Input connections | Detachable screw terminals |
Input Signals | RS485 from our Torque and RPM displays. Torque can be expressed in Nm or ft/lbs. Power can be displayed as kW or HP or BHP |
Last digit Round-up | Selectable 1,2,5,10,20,50 |
Front panel controls | Calibration, Tare, Reset, Max/Min, Alarms |
Power | 100-240 VAC std, 11-30VDC option. 10VA Power burden, max. |
Accuracy | Dependent on the accuracy of the torque measurement. |
Analogue output | Optional plug-in 16 bit module Linearity +/- 0.02% of range 0-20/4-20mA into 0 to 500 Ohms Resolution 0.4uA 0-10V into loads >600 Ohms Resolution 0.2mV -10 to+10V into loads >600 Ohms Resolution 0.4mV Accuracy 0.1%of range Stability 50ppm/C Fully isolated from input and power Fully scalable with digital precision Special features Forward and reverse action possible Can be set to operate from nett or gross value. |
Alarm output | Optional plug-in relay SPST modules 2 Alarms rated 2A 250VAC, SPST 4 Alarms rated 2A 250VAC, SPST Selectable normally open or normally closed Optional plug-in relay SPDT modules 2 Alarms rated 2A 250VAC, SPDT Optional plug-in solid state modules 2 Alarms rated 50V 100mA DC. Adjustable hysteresis In-flight compensation facility. Energise or de-energise on trip Special features Adjustable timers to set energise and de-energise delays. Can also be set to pulse for applications needing less than 100% duty cycle. In-band and out-of-band alarm function. |
Serial data output | Optional plug-in modules. RS232 RS485 Addressable On demand or continuous output. Special features Can include time and date with RTC option fitted. |
Digits | 6 digits, 14mm high. 7 metres max. viewing distance. 10 readings per second. Variable brightness from front panel. |
Digit colour | Red - standard. Green - optional |
Logic inputs | 3 logic inputs, individually configurable for Hold, Reset, Tare, Peak/valley, Nett/Gross, Memory Address Normally open, NPN or contact closure input to activate. 5V open circuit, 1mA switched current. |
Environmental | Storage -20 to +70C Operating 0 to 50C Non condensing. Optional IP67 cover SPC4 |
Sealing | IP65 standard, IP67 with optional SPC4 cover |
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