Inputs:

• Input Power 90-277 VAC, 50/60 Hz

Accuracy:

• Power/Energy IEC 62053-21 Class 1, ANSI C12.1-2008
• Voltage ±0.5% of reading 90-277 V line-to-neutral

Operation:

• Sampling Frequency 2560 Hz
• Update Rate 1.8 s
• Overload Capability 22 kAIC

Network Communications:

• Type Modbus® RTU
• Connection DIP switch-selectable 2-wire or 4-wire, RS-485
• Address DIP switch-selectable address 1 to 247 (pairs of 2)
• Baud Rate DIP switch-selectable 9600, 19200, 38400
• Parity DIP switch-selectable NONE, ODD, EVEN
• Communication Format 8 data-bits, 1 start-bit, 1 stop-bit

Environmental:

• Operating Temperature 0° to 60°C (32° to 140°F) (<95% RH noncondensing)
• Storage Temperature -40° to 70°C (-40° to 158°F)

Safety:

• UL508, EN61010