Sierra has a complete line of fuel flow measurement instrumentation. Our ultrasonic and vortex flow meters are an ideal choice for accurate filling, transport and usage fuel flow applications found in general industry. Through our Automotive Test Division, we also manufacture a line of ultra-high accuracy vehicle consumption measurement system called
By Sierra Instruments, Inc. based in Monterey, CALIFORNIA (USA).
Usually, the performance of a PV module is measured at the factory under the so-called Standard Test Conditions (STC), described in IEC 60904. This is a convenient test method that can be integrated in routine production procedures. However, the indoor measurement of the STC PV performance reveals the power production of the module at only one particular measurement condition.
By EKO Instruments based in San Jose, CALIFORNIA (USA).
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