RX3000 4-channel Analog Module
RXMOD-A1 RX3000 4-channel Analog Module
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Part # RXMOD-A1

RX3000 4-channel Analog Module

Important Info

This product requires an RX3000 Remote Monitoring Station.


The optional analog module has four analog inputs that support excitation power, scaling, and statistics measurements.  These four, single-ended sensor inputs are configured through HOBOlink. A HOBO RX3000 is required for this product.

  • 15-bit resolution and high accuracy
  • Each module can have its own logging rate
  • Input ranges up to 33V

What measurements does this accessory support?

The RXMOD-A1 accessory supports the following measurements: 4-20mA and DC Voltage

The country of origin for this product is the United States.

Input Channels

Four, single-ended, in addition to smart sensor data channels

Measurement Range and Accuracy

0–25.6 mA DC, ±5 µA ± 0.15% of reading
0–2.5 V DC, ±0.25 mV ±0.2% of reading
0–5 V DC, ±0.25 mV ±0.2% of reading
0–10 V DC, ±0.3 mV ±0.2% of reading
0–20 V DC, ±0.6 mV ±0.2% of reading
0–33 V DC, ±1.20 mV ±0.2% of reading


15 bits

Field Wiring

Two- or three-wire via screw terminals, 16–24 AWG

Minimum/Maximum Input Voltage

0/33 V DC

Minimum/Maximum Input Current

0/25.6 mA

Minimum Source Impedance for Current Measurement

20 KΩ

Excitation Voltage

12 V DC ±5% at 200 mA maximum per module

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The optional Relay Module allows for up to three individual relays to be activated or pulsed in response to alarms.  Each relay contact closure can be configured as normally open or normally closed through HOBOlink. A HOBO RX3000 is required for this product.

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