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How is the IQ 250S meter different from the IQ 250?

 IQ 250SIQ 250
Modbus Serial CommunicationStandard when Ethernet option is not present Standard
KYZ OutStandardStandard
Ethernet (Modbus TCP)Option (wired or wireless)Via Upgrade to PXM 2000 (wired)
ANSI AccuracyANSI C12.20 (0.2%)ANSI C12.20 (0.2%)
Control Power

90-400 VAC
100-370 VDC

90-265VAC, 100-370 VDC
19-60 VDC Option

Footprint7.9" x 7.5"
Self-Enclosed in NEMA 12 Enclosure Surface mounted
ANSI 4" Round
Digital I/ONoOptional 2/2
Analog I/ONoOptional 0/4
Upgradable to PXM 2000NoYes
Data LoggingStandardOption
Alarm LimitsStandardNo

The main difference between the IQ 250S and the IQ 250, is that the IQ 250S is a self enclosed wireless meter.  Visit the IQ250 and IQ250S pages to learn more about these products.