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4. Ratings
4.1. Environmental Ratings
Meter - UL50/NEMA type 1, IP30
• Pollution Degree II
Temperature range -20 to 70°C (-4 to 158°F).
Elevation 0 to 6.9.6 ft. (0 to 2000 m)
Humidity 5 - 95% (non condensing)
4.2. PowerXpert I/O Board (PXMIO Card)
This optional card provides for external discrete IO interfacing
IO1 - 8 Discrete inputs to external dry contacts
• IO11 - IO18 ~ 10 mA sink input
•
IO19 - 24 V internal source for all inputs
IO2 - 2 Solid State relays - external source and load limited to 30 VDC and 100 mA.
• IO21/IO22 Solid State Output 1 (logic also tied to S1 LED )
• IO23/IO24 Solid State Output 2
IO3 - 3 Electro mechanical Relays rated for 240 VAC/30 VDC @ 5 Amps
• IO31 R1A - Form A Contact Relay1
• IO32 R1C - Common Relay 1
• IO33 R1B - Form B Contact Relay 1
• IO34 R2A - Form A Contact Relay2
• IO35 R2C - Common Relay 2
• IO36 R2B - Form B contact Relay 2
• IO37 R3A - Form A contact Relay 3
• IO38 R3C - Common Relay 3
• IO39 R3B - Form B Contact Relay 3
4.3. Electrical Ratings
PXPS-1 Standard Power Supply
• Voltage rating 100 - 240 VAC, 110 - 250 VDC
• Maximum Power Rating 50 W max,
• Installation Category CAT III
PXPS-4 Optional Low Voltage Power Supply
• Voltage Rating 24 - 48 VDC
• Maximum Power Rating 50 W max.
• Installation Category CAT III
Metering Circuits
• CT Current Inputs
• 5 A nominal, 20 A max. (ANSI class 20)
• Installation Category CAT III
www.eaton.com
IB02601007E
Page 25
4. Ratings