Rockwell Automation Publication 1608S-UM001C-EN-P - November 2018
23
Chapter
5
Technical Specifications
Table 8 - Electrical Specifications
Attribute
Value
Nominal Voltage
User-selectable, 100V-480Vrms, 1-Phase or 3-Phase Immune to voltage
fluctuation up to ±10% of nominal and transient over voltages typically present
on mains supply (impulse withstand Category II of IEC 60364-4-443)
Frequency
45…65 Hz, auto-sensing
Measurement inputs
1 to 3 channels, Cat. No.: 1068S-3V480K (3-channel)
Up to 6 channels, Cat. No.: 1068S-6V480K (6-channel)
RMS voltage measurement accuracy
0.2% typical, ± 2% maximum (of full-scale)
True rms
Sample rate
5760 sample/second
Waveform capture rate
32 samples/cycle
Time Stamp
±0.1 seconds typical accuracy
Real-time clock synchronized to UTC (NIST standard) daily, via
i-Grid and SNTP protocol
Data Storage
Non-volatile event storage > 300 events
Memory cleared after automatic up load to i-Grid.
Voltage Deviation Event detection trigger.
1/2-cycle rms voltage ≤ 87% or ≥115% of set nominal
Adaptive waveform deviation detection of transient events.
Voltage Deviation Event Storage
8 cycles waveform data (-1…+3 cycles at event start and -3…+1 cycles at the
event end) Continuous rms voltage trend, up to 2 minutes
Periodic (PRMS) Data Logging
Minimum, Maximum and Average rms voltage recorded for each 10-minute
period. Min./Max. are lowest/highest sliding 1/2 -cycle rms period
Power supply and battery backup
Powered from Channel 1 (L1-L2 or L1-N), < 25VA load
9VDC external power supply (not provided - for configuration only)
Rechargeable batteries enable measurement & communication during power
interruptions for up to 2 minutes
Table 9 - Mechanical and Environmental Specifications
Attribute
Value
Enclosure
NEMA 1 (IP20). Indoor use only.
Only non-conducting pollution (degree II)
Dimensions: 291 x 247 x 75 mm (11.4 x 9.7 x 3.0 in.)
Weight
8.5 lb (3.6 kg)
Operating Temperature
0… 40 °C (32…104 °F)
Storage Temperature
-40…+75 °C (-40…+167 °F)
Relative Humidity
0…95%, non-condensing
Altitude 2000 m
6 562 ft at 40 °C (104 °F)