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Introduction

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Introduction

The Dell™ Environmental Monitoring Probe (EMP) is an optional connectivity device that lets you 

remotely monitor the temperature, humidity, and status of two contact devices through a standard Web 

browser, providing greater power management control and flexible monitoring.
Use the EMP with any Dell UPS equipped with a Dell Network Management Card 

(firmware v01.10.xxxx or later).

 

NOTE: 

Download firmware updates for the Network Management Card from www.dellups.com.

Figure 1.  The EMP

Features

The EMP has the following features:

• Hot-swappable feature simplifies installation by letting you install the probe safely without powering 

down the card or critical UPS load.

• Monitors temperature and humidity information of any desired environment to protect your critical 

equipment.

• Measures temperatures between 0 and 70

°

C with an accuracy of

±

2

°

C.

• Measures relative humidity between 0 and 100% RH with an accuracy of 

±

5%.

• Can be located away from the card with Ethernet cable up to 10m (33 ft) long.
• Monitors the status of two user-provided contact devices.
• Temperature, humidity, and contact closure status can be displayed through a Web browser, an 

Internet-ready cell phone or PDA, or SNMP management software.

• User-selectable alarm thresholds let you to define acceptable temperature or humidity limits.
• E-mail notification through SMTP (simple mail transport protocol) using e-mail client software when 

acceptable alarm limits are exceeded or contacts status changes.

• Changes in contact closure status are logged in the card’s Event History log.

Summary of Contents for EMP

Page 1: ...w w w d e l l c o m w w w s u p p o r t d e l l c o m w w w d e l l u p s c o m Dell Environmental Monitoring Probe User s Guide ...

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Page 3: ...w w w d e l l c o m w w w s u p p o r t d e l l c o m w w w d e l l u p s c o m Dell Environmental Monitoring Probe User s Guide ...

Page 4: ...use harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device mus...

Page 5: ... Table of Contents Introduction Features 1 Installation Unpacking the EMP 3 Installing the EMP 4 Configuring the EMP Viewing Environment Status 6 Changing Environment Settings 8 Viewing and Saving Environment Log Data 11 ...

Page 6: ...ii Table of Contents ...

Page 7: ...ical UPS load Monitors temperature and humidity information of any desired environment to protect your critical equipment Measures temperatures between 0 and 70 C with an accuracy of 2 C Measures relative humidity between 0 and 100 RH with an accuracy of 5 Can be located away from the card with Ethernet cable up to 10m 33 ft long Monitors the status of two user provided contact devices Temperature...

Page 8: ...roduction When temperature and humidity values exceed user selectable limits the event is logged in the card s Event History log Compatible with any Dell Network Management Card firmware v01 10 xxxx or later ...

Page 9: ...nstalling the EMP Unpacking the EMP Verify the package contents see Figure 2 Dell Environmental Monitoring Probe Ethernet cable Installation accessories Installation instructions User s guide this document Figure 2 Dell Environmental Monitoring Probe Package Contents ...

Page 10: ...e 3 and Table 1 NOTE Contact closure devices can be normally open or normally closed Figure 3 Connecting External Contact Devices Table 1 EMP Screw Terminal Pin Assignment Device Pin Number Contact Wiring Default Configuration Device 1 Connection 1 Contact 1 returns Normally open 2 Contact 1 signal inputs Device 2 Connection 3 Contact 2 returns Normally open 4 Contact 2 signal input Pins 1 2 3 4 ...

Page 11: ... The EMP has a universal slot on the rear for easy mounting on a screw in any direction Use the supplied screw and anchor to mount the EMP To mount the EMP to the rack post attached one VELCRO fastener to the rail and the other VELCRO fastener to the EMP Press the two VELCRO strips together to secure the EMP to the rail post 4 Use the supplied tie wraps to secure the Ethernet cable out of the way ...

Page 12: ... file Viewing Environment Status 1 Open your Web browser and connect to the Network Management Card s IP address The home page of the Network Management Card displays 2 Select Status from the Environment menu to display the temperature and humidity status see Figure 5 NOTE If the Environment menu does not display on the menu bar click your Web browser s Refresh button to update the page Figure 5 S...

Page 13: ... stamped minimum and maximum since the previous reset for temperature or humidity NOTE The EMP is factory calibrated but you can apply an offset to adjust the measurement 4 Click Calibrate for temperature or humidity to open the Offset page 5 Enter the Offset value and click Apply or Save NOTE Input 1 and Input 2 display the status of the two contacts acquired by the EMP The last status change of ...

Page 14: ...shutdown of the protected systems Configure and enable both contacts as well as set upper and lower ranges of temperature and humidity that will generate SNMP Traps and e mail notification if the card is configured to do so 1 Select Settings from the Environment menu to display the Environment Settings page see Figure 7 Figure 7 Environment Settings Page Advanced Parameters Shown ...

Page 15: ...e The low alarm disappears when the value returns above the low threshold plus the hysteresis value High threshold humidity If the humidity exceeds the set threshold a notification is triggered if enabled The default value is 90 Low threshold humidity If the humidity falls below the set threshold a notification is triggered if enabled The default value is 5 Hysteresis humidity Hysteresis must be s...

Page 16: ...fication by e mail The Environment Log check box must be selected on the Email Notification page NOTE Refer to the Network Management Card user s guide for more information on e mail notification and for a list of alarm messages System Shutdown Selection triggers a system shutdown for each selected notification This option is available only for parameters that have Notification selected Show advan...

Page 17: ...onds Each measurement is dated and stored in the log of the UPS s communication card The size of log files is limited by a time indexing system 1 Select Log from the Environment menu to display the Environment Log Data page The Environment Log Data page displays the recorded date time temperature and humidity measurements see Figure 8 Figure 8 Environment Log Data page 2 Click Save Log to save the...

Page 18: ...12 Configuring the EMP ...

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