Nexus Meter Comparison Chart
| Nexus 1500+ | Nexus 1450 | Nexus 1252 | Nexus 1272 | Nexus 1262 | |
|---|---|---|---|---|---|
 |  |  |  |  | |
| Typical Application Uses | |||||
| Utility and Industrial Switchgear – Power Quality Measurement | Utility and Industrial Switchgear – Power Quality Measurement | Utility and Industrial Switchgear – Power Quality Measurement | Utility and Industrial Revenue Metering | Utility and Industrial Revenue Metering | |
| Physical Features | |||||
| Transducer with Remote Display for Retrofit Installation | |||||
| Can be installed without cutting Switchboard panel | |||||
| Display mounts into existing analog meter round knockouts | |||||
| Power On LED | |||||
| Display Options | |||||
| Remote | |||||
| Color Touchscreen Display | |||||
| Easy to Read | |||||
| Up to 10 feet cable length Min for external display | |||||
| View Waveforms on remote screen | |||||
| Optical Port / USB Port Shared | USB Port | Optical Port/USB (P40N+) | (Optical Port) | ||
| High Visibility Multifunction LED display | |||||
| Front Panel USB connection for direct data download | |||||
| Ideal for analog ANSI meter retrofits | |||||
Meter Features | |||||
| Basic Measurements and Accuracy | |||||
| ANSI C12.20 Accuracy Class | 0.1 class | 0.1 class | 0.2 class | 0.2 class | 0.2S |
| 0.06% Energy Accuracy | 0.06 | ||||
| Includes 3 Phase Circuit Parameters | |||||
| Current Class 2 and Class 20 Combination | Class 20 or 2 | Class 10 or 2 or 0.5 | Class 20, 10 or 2 | Class 20, 10 or 2 | |
| Number of Current inputs | 4 | 4 | 4 | 3 | 3 |
| Wide Band 20 Hz to 500 Hz Frequency | |||||
| Voltage Range 0-690V Line to Line | (5-347) V AC, Line to Neutral 10-600) V AC, Line to Line | (20 to 720) V AC | 150 V Phase to Neutral, 300 V Phase to Phase (Standard; for use with PTs) 300 V Phase to Neutral, 600 V Phase to Phase (Option G) | Option S: 480 V Max L-N and 600 V L-L Option LV: 69 V Max L-N and 120 V L-L | Option S: 480 V Max L-N and 600 V L-L Option LV: 69 V Max L-N and 120 V L-L |
| Transient Voltage Peak | 1800 Volts | ||||
| Current Fault Recording Peak | 100 A | 100 A | 60 A | ||
| Overload Conditions | 100 A 10 Sec | 100 A 10 Sec | 100 A 10 Sec | 100 A 10 Sec | 100 A 10 Sec |
| Voltage Pickup | 5V | 5V | 2V | 2V | |
| Current Pick up | 5 mA/1 mA | 5 mA/1 mA | 5 mA/1 mA | 5 mA/1 mA | |
| Advanced Revenue Measurements | |||||
| Test Mode | |||||
| Energy Presets | |||||
| Transformer and Line Loss compensation | |||||
| CT & PT Compensation | |||||
| Time of Use | |||||
| Accuracy Test Pulse | 2 | 2 | (5-S) | ||
| Logging | |||||
| 4 GB Memory | 4 MB | 4 MB | Up to 2 MB | ||
| Core Log with 170 automatic parameters | 4 MB | ||||
| 8 Programmable Historical Logs | 2 Historical Logs | 2 Historical Logs | 2 Historical Logs | ||
| Limit Log | |||||
| I/O Log | v | ||||
| PQ Log | |||||
| System Events Log | |||||
| 8,000+ Max Stored Waveform Events (before FIFO) | 19,000 | 8,196 | 95 | 95 | |
| Power Quality | |||||
| Programmable Alarm Alerts | |||||
| THD | |||||
| TDD | |||||
| K-Factor | |||||
| Harmonics | (127th Order) | (127th Order) | (255th Order) | (255th Order) | (127th Order) |
| IEC 61000-4-7 Harmonic Measurements | |||||
| IEC 61000-4-15 Flicker Measurements | |||||
| IEC 61000-4-30 Power Quality Class A Edition 3 | IEC 61000-4-30 | IEC 61000-4-30 | |||
| IEEE 1159 | |||||
| IEEE 519 | |||||
| EN50160 PQ Reporting | EN50160 PQ Analysis | EN50160 PQ Analysis | |||
| Waveform Sampling Rate | 1024 | 1024 | 512 | 512 | 512 |
| kHz Transient Recording | |||||
| Mhz Transient | 50 Mhz | ||||
| CBEMA and SEMI F47 Monitoring | ITIC/CBEMA | ITIC/CBEMA | |||
| Symmetrical Components and Imbalance (Voltage and Current) | |||||
| Other | |||||
| Phasor Measurement Unit | P/M | ||||
| Field Upgrades (V-Switches) | |||||
| Advanced Web Server with Waveform Analysis | Web Server | Web Server | Web Server | ||
| I/O | |||||
| Digital Inputs | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) |
| KYZ Inputs | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) | (32-O)(8-S) |
| Relay Outputs | (28-O) | (16-O) | (16-O) | (16-O) | (16-O) |
| KYZ Pulse Outputs | (20-O) | (2-S)(16-O) | (16-O) | (16-O)(4-S) | (16-O)(4-S) |
| Analog Outputs | (32-O) | (32-O) | (32-O) | (32-O) | (32-O) |
| Analog Inputs | (32-O) | (32-O) | (32-O) | (32-O) | (32-O) |
| Expand I/O using Modules | |||||
| Time Synchronization | |||||
| PTP IEEE 1588 | |||||
| IRIG-B | |||||
| NTP | |||||
| Line Frequency Sync | |||||
| End of Interval Pulse | |||||
| RTC Clock Accuracy | 3.5ppm | 3.5ppm | 20ppm | 1 Second per Month | 1 Second per Month |
| Cyber Security Features | |||||
| Password Fail Timeouts Eliminate Brute Force Hacking | |||||
| Highly Secure Encrypted Passwords - 128 Bit AES Encryption | |||||
| Firmware upgrade package is encrypted and digitally signed | |||||
| Role Based Permission access | |||||
| 10 User IDs and Passwords - Up to 30 Characters | |||||
| NERC / CIP Utility Security Protocol Compliance | |||||
| Physical security sealing points preventing tampering | |||||
| Programmable web protocol and port control | |||||
| Communication | |||||
| 2 Separately Addressable Ethernet Ports using unique IP address | |||||
| Optional Fiber Optic | |||||
| 6 simultaneously operating communication ports | 5 | 4 | 5 | For INP200 Ethernet card it can connect 12 simultaneous Modbus TCP/IP and up to 5 simultaneous DNP connection, two(2) RS485 connection either Modbus or DNP3.0 + Optical Port and Internal Modem with INP202 Option | |
| Modbus RTU, Modbus ASCII, and Modbus TCP/IP | |||||
| RTU Master | |||||
| RTU Gateway | |||||
| DNP3 Level 2 communication with secure DNP stack | |||||
| GE EGD | |||||
| SNMP Traps | |||||
| Speak SCADA or other communication systems, simultaneously | |||||
| Emails on Alarm | |||||
| Standard RS485 | (4-S) | (4-S) | (2-S) | (2-S) | |
| Standard RS232 | (1-S) | (1-S) | |||
| Standard USB on meter base | with P40N+ | with P40N+ | |||
| Standard RJ45 Ethernet | (1-S) | (1-S) | (1-O) | (1-O) | |
| ITIC CBEMA Curve and SEMI F47 | ITIC CBEMA | ITIC CBEMA | |||
| MV90 Support | |||||
| Comtrade Waveforms | |||||
| IPV6 | |||||
| IPV4 with DHCP | |||||
| Data Rates | 1 second, 2 to 20, 1 cycle | 1 second, 2 to 20, 1 cycle | 1 cycle, 1 second, 200 ms | 1 cycle, 1 second, 200 ms | 100 A 10 Sec |
| Web Server | |||||
| HTML5 Interactive Web Server | |||||
| SEMI F47 and CBEMA Plotting | |||||
| 50160 Report | |||||
| HTTPS web page | |||||
| Auto generate SSL certificate | |||||
| Standards Conformity | |||||
| UL6010 | |||||
| ANSI C12.20.1 Class 0.1 | 0.2S | 0.2S | 0.2S | ||
| IEC 61557-12 | |||||
| IEC 62053-22 0.2% Energy | |||||
| IEC 62053-24 0.5% Reactive Energy | |||||
| IEC61000-4-7 | |||||
| IEC 61000-4-15 | |||||
| IEC 61000-4-30 Class A Edition 3 | IEC 61000-4-30 | IEC 61000-4-30 | |||
| IEC62586-1 and -2 Test standard for IEC 61000-4-30 | |||||
| IEEE C37.118 - PMU | |||||
| IEC 60255-5 - Insulation | |||||
| IEC 60068-2-2 - Environmental Test | |||||
| Power Supply and Environmental | |||||
| 85 TO 305 V AC or 100 to 140 V DC | 100–240) V AC @50/60 Hz or (100-240) V DC | (96-276) V @ 50/60Hz or DC and (20-500) Hz V AC | 120 V AC/DC (-20%) - 230 V AC (+20%) | 102 to 270 V AC/DC @50/60 H | 102 to 270 V AC/DC @50/60 H |
| 24 to 48 V DC | (18-60) V DC (24-48 V DC Systems) | (18-60) V DC | 24 V DC (-20%) - 48 V DC (+20%) | (18 to 60) V DC Burden 9 W max | (18 to 60) V DC Burden 9 W max |
| Temperature | negative 20 to 70 ºC | negative 25 to 70 ºC | Operating Temperature: (-40 to +70) °C | Operating Temperature: (-40 to +85) °C Display Temperature: (-20 to +60) °C | Operating Temperature: (-40 to +85) °C Display Temperature: (-20 to +60) °C |
| Humidity | 95% Non-condensing | 95% Non-condensing | Up to 95% Non-Condensing | Up to 95% Non-Condensing | Up to 95% Non-Condensing |
| Dimensions | |||||
| 0.75" x 4.02" x 4.98" in. | 3.4 x 7.3 x 10.5 in/8.6 x 18.5 x 26.6 cm | Switchboard: (16.71 cm x 22.86 cm x 22.86 cm) Socket: 17.68 cm x 15.75 cm | Switchboard: (16.71 cm x 22.86 cm x 22.86 cm) Socket: 17.68 cm x 15.75 cm | ||
| Din Rail Mounted | |||||
| Display ANSI and DIN 96M mounted | |||||
| Case Design | Plastic | Metal | Metal | Metal/Plastic | Metal/Plastic |
