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9 MEASUREMENT FUNCTIONS IN 1 |
• Volt (rms), Amp (rms), P.F. cos¨ª, kW, kvar, kVA, Hz. • Storage of average Active and Apparent Power Peaks. • Single-phase and three-phase (balanced loads) measurements. • Measurements from 200 mW (7.5V 23 mA) to 3.9 MW (7.50 V 3 KA). • Measurements as true RMS value. • Automatic voltage and current scale change. • Measurements with external CT (selectable from 5/5 to 3000/5A) or directly with intenal CT up to 5 A max (VIP96). • Direct measurement up to 30 A (VIP96 - 30A). • High accuracy (Class 1 IEC1036). • Very user-friendly. • Backlit display. • Signal outputs: available in a number of versions and with various configurations for expansion of VIP96 functions even up to industrial control level.
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GENERAL TECHNICAL DATA |
• Inputs: Voltmeter: (L1-N) max 600 Vrms up to 600 Hz. Ammeter: 5 Arms up to 600 Hz. • Number of scales: 3 voltage scales; 3 current scales. • Automatic scale change: Scale change response time: 1 sec. max Passage to the scale above takes place at 105% of the scale in use. Passage to the scale below takes place at 20% of the scale in use. Instrument dimensions: 96x96x130 mm. Instrument weight: 1 Kg. Protection degree: instrument: IP20; front panel: IP30.
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SERVICE AND TESTING CONDITIONS |
• Ambient operating conditions: Ambient temperature range: from -10¡ÆC to +50¡ÆC. Relative humidity range (R.H.): from 20% to 80%. • Storage temperature: from -20¡ÆC to +60¡ÆC. • Condensation: not permitted. • Reference standards: IEC 348, VDE 411 class 2, for operating voltages &Mac178; 600 VAC rms, IEC 1010 600 V CAT III, EMC: EN50081-1, EN 50082-2, EN55022
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POWER SUPPLY |
• Mains: 220V~ ¡¾10% / 110V~ ¡¾10%, 50/60 Hz. • Instrument consumption: 4 VA.
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MEASUREMENT OF THE PRIMARY PARAMETERS |
• Measuring method: with fixed sampling and analogic/digital conversion • Sampling frequency: 2.5 kHz. • Number of samples per phase: 250 (100 msec) • Measuring frequency: ~0,5 sec. • Zero self-correction: every minute.
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MEASURING ACCURACY FOR PRIMARY PARAMETERS |
• Measuring error in ambient from 18¡ÆC to 25¡ÆC (after 10' warm-up): (see table) • Measuring error outside this temperature range: ¡¾ 0,02% F.S for every ¡ÆC outside the range. • Voltage measurement accuracy and sensitivity: direct input with max voltage = 600 Vrms at Full Scale. Input voltage crest factor &Mac179; 1,6 Input impedance &Mac179; 4M&Mac189;. • Voltage and current measurement accuracy in relation to frequency: for signal frequencies in the range 20-90 Hz no error apart from those indicated in the tables. • Measuring precision of secondary parameters: measurements of active power, cos©ª, active energy: IEC 1036 class 1. • Measurements of the other secondary parameters: the error is expressed by the formula which defines the parameter, in relation to V and I. • Sensitivity and precision in current measurements: Direct input with max. 5 Arms at Full Scale. Crest Factor of input current &Mac179;1.6.
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SIGNAL OUTPUT |
• Pulses: 2 terminal outputs 280 VAC 100 mA insulated (insulation 1500 Vrms). Selectable frequency 1 imp./Wh or 20 imp./Wh (referred to the CT secondary). • Analog: 2 terminal outputs 0-1 VDC (10 mA max). Accuracy ¡¾1% F.S., linearity ¡¾0.5% F.S. at 25 ¡ÆC. Voltage range selection 750 V / 250 V. • RS232: Isolated serial output, 9 poles male connector, only TX every 0.5 sec., 2400 baud, 8 data bits, 1 stop bit, no parity. • OF: HFBR type HP connector, up to 70 m (plastic optic fibre), glass optic fibre up to 500 m, only TX every 0.5 sec., 2400 baud, 8 data bits, 1 stop bit, no parity. • RS485: Isolated serial output for shielded twisted pair cable up to 1.2 Km, JBUS/MODBUS ASCII protocol. Up to max 247 slave instruments. 19200 / 9600 / 4800 / 2400 / 1200 baud, 7/8 data bit, 1/2 stop bit / no / even / odd / parity.
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CHOICE OF THE MODELS |
• VIP96: standard version - 9 measurements. • VIP96 - RS232C: RS232C serial output for PC connection. • VIP96 - OF: fibre optic output for remote processing of data with the PC. • VIP96 - APQ: 2 analog outputs proportional to Active (P) and Reactive (Q) Power. • VIP96 - APS: 2 analog outputs proportional to Active (P) and Apparent (S) Power. • VIP96 - ASQ: 2 analog outputs proportional to Apparent (S) and Reactive (Q) Power. • VIP96 - RPQ: 2 pulse outputs proportional to Active (P) and Reactive (Q) Power. • VIP96 - RPS: 2 pulse outputs proportional to Active (P) and Apparent (S) Power. • VIP96 - RSQ: 2 pulse outputs proportional to Apparent (S) and Reactive (Q) Power. • VIP96 - RPT: RPT-VIP96 output, LED repeater 7 segments. • VIP96 PLUS: standard version - More than 100 measurements. • VIP96 PLUS 485: RS485 serial output for energy monitoring networks. • VIP96 PLUS APQS: 2 analog outputs proportional to 2 of 3 Active (P), Reactive (Q), Apparent (S) Powers. Keyboard selection. • VIP96 PLUS RPQS: 2 pulse outputs proportional to 2 of 3 Active (P), Reactive (Q), Apparent (S) Powers. Keyboard selection. • VIP96 PLUS RPT: RPT-VIP96 output, LED repeater 7 segments.
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