| |
|
| Current |
|
| Channels: |
4 channels (3 phase current + neutral) |
| Range: |
0.0001A to 1.0A (into 1 Ohm load), auto-ranging |
| Accuracy: |
Greater of ±0.0001A or
±0.05% of reading (10°C to 35°C primary operating range.
Derate 0.003% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| Channel: |
20 Arms direct input (used primarily for CT
burden tests) |
| Range: |
0.05A to 25Arms (active sensing), auto-ranging |
| Accuracy: |
Greater of ±0.01A or
±0.8% of reading (10°C to 35°C primary operating range.
Derate 0.05% per °C outside primary operating
range). |
| |
|
| Channel: |
5 Arms direct input (used primarily for primary side for CT ratio tests) |
| Range: |
0.01A to 5 Arms (active sensing), auto-ranging |
| Accuracy: |
Greater of ±0.005A or
±0.5% of reading (10°C to 35°C primary operating range.
Derate 0.005% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| Other Inputs |
|
| Channel: |
Process Voltage (fiber optic HV current probes) |
| Range: |
±10 VDC, auto-ranging |
| Accuracy: |
Greater of ±0.0005V or
±0.4% of reading (10°C to 35°C primary operating range.
Derate 0.005% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| Channel: |
IQ Voltage (flex probes) |
| Range: |
±4 VDC, auto-ranging |
| Accuracy: |
Greater of ±0.005V or
±0.1% of reading (10°C to 35°C primary operating range.
Derate 0.005% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| Channels: |
3 Digital ("External") channels (5 VDC logic levels) |
| |
1 Digital In |
| |
1 Digital Out |
| |
1 pulse counting rising or falling edge detection |
| |
|
| Frequency |
|
| Fundamental |
|
| Range: |
30 to 90 Hz |
| Phase Accuracy: |
±0.25 degrees |
| Frequency Accuracy: |
±0.02% |
| |
|
| Harmonics |
|
| Range: |
1st to 50th |
| Phase Error: |
<1 degree (typical) |
| Amplitude Error: |
<1% of reading (typical) |
| THD: |
<0.1% (typical) |
| |
|
| Computed Parameters |
|
| Demand: |
kW, kVAR, kVA |
| Range: |
±10 E+20 (floating decimal) |
| Accuracy: |
±0.1% of reading (10°C to 35°C primary operating range.
Derate 0.005% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| Energy: |
kWh, kVARh, kVAh |
| Range: |
±10 E+20 (floating decimal) |
| Accuracy: |
±0.1% of reading (10°C to 35°C primary operating range.
Derate 0.005% per °C outside primary operating
range PLUS PROBE UNCERTAINTY). |
| |
|
| System: |
kW, kVAR, kVA |
| Range: |
±10 E+20 (floating decimal) |
| |
|
| Power Factor |
|
| Range: |
-1.000 to 1.000 |
| Accuracy: |
±0.005 |
| |
|
| CT Test Option |
|
| Max Applied Burden: |
0.1, 0.2, 0.5, 1.0, 2.0, 4.0 Ohm, user-selectable |
| Burden Test Duration: |
5 AC cycles per burden level |
| Accuracy: |
0.1% of reading PLUS PROBE UNCERTAINTY |
| Ratio Range: |
5:5 to 3000:5 (with probe) |
| Resolution: |
±0.5 |
| |
|
| Memory |
|
| Info: |
Expandable to 9MB |
| Info: |
>6 month retention of data when battery in sleep mode |
| |
|
| Environmental |
|
| Operating Temperature: |
0°C
to 50°C |
| Storage Temperature: |
-10°C
to 60°C (extended temperature available) |
| Humidity: |
10% to 90%, non-condensing |
| |
|
| Power Supply |
|
| Battery: |
12 VDC Ni-Cad battery pack; automatic sleep mode when
discharged |
| Battery Life: |
>8 hours of operation (typical) |
| Battery Recharger: |
90 to 240 VAC, 50 or 60 Hz |
| Line Power Option: |
80 to 277 VAC, 50 or 60 Hz |
| Auxiliary Power: |
85-265 VAC, 50 or 60 Hz (Model 730 and 730A only) |
| |
|
| Communications |
|
| Type: |
RS232, full modem control |
| Speed: |
1200 to 115.2k baud, user selectable |
| Physical: |
9-pin, male |
| Options: |
High speed synchronous/asynchronous interface |
| |
|
| Physical |
|
| Dimensions: |
Vary by model |
| Weight: |
Vary by model |
| Packaging: |
Vary by model |
| |
|
| Other Features |
|
| Info: |
Real time date and time clock (accuracy < 8 min/year) |
| Info: |
Field programming to non-volatile memory |
| Info: |
Beeper for audible alarms and reminders |
| |
|
