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Product Overview: NetGuardian ENV

NetGuardain ENV
The NetGuardian ENV: An RTU and Building Access support in one.

Get detailed Alarm Information, plus building access support - all in 1 ru!
NetGuardian ENV back Panel

The NetGuardian ENV back panel.

The NetGuardian ENV is perfect for smaller sites that want the capabilities of a time tested RTU design and need building access support.

Full Specifications
Protocols: SNMP v1, v2c, v3.
Discrete Inputs: 8
Analog Inputs: 6 user analog channels and 2 input voltage monitoring channels (8 total).
Analog Input Range: -92 to +92 VDC of 4 - 20mA.
Analog Accuracy: +/- 1% of actual value.
Control Outputs: 6 form A (optional).
Max Voltage: 60 VDC/120 VAC.
Max Current: 1 Amp, AC/DC.
Interface: 1 RJ45 10/100 BaseT full-duplex.
Ethernet port.
1 USB front-panel craft port.
1-4 RJ11 Connector for D-Wire sensor network (optional).
1 RJ11 Connector for Telco.
Visual Interface: 7 front panel LCDs
Dimensions: 1.75"H x 17"W x 5.625"D (4.5 cm x 43.2 cm x 14.3 cm)
Weight: 2 lbs. 5 oz. (1.063 kg)
Mounting: 19" or 23" rack
Power Input: +/- 24 to 48 VDC
Current Draw: 60 mA @ 24VDC
Fuse: Internal Resetable
Operating Temperature: 32 to 140 degrees F (0 to 60 degrees C)
Operating Humidity: 0%-95% noncondensing

Find temperature, humidity, and many other
discrete and analog sensors for your DPS RTUs.

Build Options

Power Inputs -24 VDC nominal (-18 to -36 VDC)
-24/-48 VDC (-18 to -58 VDC) Wide Range.
+24 VDC (+18 to +36 VDC)
+12 VDC (+11 to +18 VDC)
Power Over Ethernet (POE)
Modem 33.6 K internal (Optional Build)
Discretes 6 alarms and 2 controls (Optional Build)
Analogs 8 (Optional Build)
D-Wire Support 1 built in temp sensor.

Accessory Options

D-Wire D-Wire Support
The NetGuardian ENV can support up to 15 D-Wire Sensors. Even if your site is small, the NetGuardian ENV can help you monitor site temperature, humidity levels and more.
HID Proxy Reader with Keypad HID Proxy Reader with Keypad
The NetGuardian ENV can support a proxy reader with keypad, such as this HID proxy reader. This gives you the capability to control building access with the use of key cards.

Get a Custom Application Diagram of Your Perfect-Fit Monitoring System

There is no other network on the planet that is exactly like yours. For that reason, you need to build a monitoring system that's the right fit for you.

"Buying more than you need" and "buying less than you need" are real risks. You also have to think about training, tech support, and upgrade availability.

Send me a quick online message about what you're trying to accomplish. I'll work with you to build a custom PDF application diagram that's a perfect fit for your network.


Make an Informed Decision


Your network isn't off-the-shelf.

Your monitoring system shouldn't be, either.

Customized monitoring application drawing

We'll walk you through this with a customized monitoring diagram.

Just tell us what you're trying to accomplish with remote monitoring.

Get a Custom Diagram