LR8400-92, LR8400-93 | |
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Input (Fixed channels) (Automatic setting of conversion ratio) | [unit1-ch1] Voltage measurement mode, 1 V f.s., 1,000 V conversion ratio [unit1-ch2] Current measurement mode, 1 V f.s., 1,000 A conversion ratio [unit1-ch3] Insolation measurement mode, 20 mV f.s., 140 kW/m2 conversion ratio [unit1-ch4] Panel temperature measurement mode, K thermocouple 100¡ÆC f.s., 1¡ÆC conversion ratio |
Expansion channel settings | [unit1-ch5] to [unit1-ch11] Select and add as voltage, thermocouple, or clamp (2,000 A, 200 A, 100 A, 20 A, 10 A). *[unit1-ch12] to [unit1-ch15] and [unit2-ch1] to [unit2-ch15] cannot be used in PV mode. |
Equations (Fixed channels) (Automatic setting of equation) | [W1] Power (kW) = Voltage (Ch. 1-1) ¡¿ current (Ch. 1-2) [W2] Power integration (kWh) = Voltage (Ch. 1-1) ¡¿ current (Ch. 1-2) ¡¿ measurement time (h) [W3] Estimated power (kW) = Insolation strength (Ch. 1-3) / Gs (standard test condition of 1 kW/m2) ¡¿ (1 + temperature loss*1) ¡¿ (1 - coefficient for other losses) ¡¿ photovoltaic cell rated output (kW) [W4] Estimated integration (kWh) = Insolation strength (Ch. 1-3) / Gs (standard test condition of 1 kW/m2) ¡¿ (1 + temperature loss*1) ¡¿ (1 - coefficient for other losses) ¡¿ photovoltaic cell rated output (kW) ¡¿ measurement time (h) *1 Temperature loss = Photovoltaic cell maximum output temperature coefficient ¡¿ (panel temperature (Ch. 1-4) - 25) / 100 [W5] AC estimated power (kW) = Estimated power (w3) ¡¿ power conditioner conversion efficiency (reference value) [W6] AC estimated integration (kWh) = Estimated energy (w4) ¡¿ power conditioner conversion efficiency (reference value) [W7] Estimated power approximation rate (%) = Energy (w2) / estimated energy (w4) |
Display | PV Wave + Value, PV Wave + Crsr, Gauge + PV Wave, PV Value, Estimate Power, AC Estimate (reference values) |
Other specifications | Functionality is identical to that of the LR8400-20 when PV mode is OFF. |