Staco Energy EMD Quick Manual

1. Product Outlook

Communication port

Input dry contact terminal

Device status indicator

DC input connector

2. Product Introduction

This environmental monitoring device (EMD) is a connectivity device to remote monitor

temperature and humidity via SNMP manager. It also provides two dry contacts to receive signals

from up to 2 compatible devices such as security system and alarm system.

 Plug & use for simple installation with SNMP manager
 Monitor temperature and humidity to protect your precious equipment
 Allow two contact closure signals for user-defined usage
 Management software to remote monitor temperature and humidity status via web

browser

 Measure temperatures between 0 to 100°C with an accuracy of ±1.5°C
 Measure relative humidity between 10 to 90% RH with an accuracy of ±3%

3. Function Diagram

4. Installation

Inspection

Before installation, please inspect the unit. Be sure that nothing inside the package is damaged.
You will find following items inside of package

Environmental monitoring device 3m-length of phone cable

Pre-installation

Before making connection to environmental monitor device, make sure the UPS is already
installed with SNMP manager. Please check SNMP manager for SNMP card installation.

Wall-mounting
Step 1: Use a vertical line and the length of the

line must be 82 mm and mark the two ends on
the wall. (See chart 1)

Step 2: Drill two marks by screws.
Step 3: Mount the unit by positioning the

key-hole slots over the mounting screws. (See

chart 2)

Connect to power

Please follow Chart 3 to connect an external 12VDC
power source. If connecting to SNMP card, there is
power from SNMP card. It’s no need to connect an
external power source.
NOTE: To guarantee safety operation, please use
the appropriate DC wire with UL2468 #24AWG spec.

SNMP Connection

Connect supplied network cable from communication port of environmental monitor device to
RS-232 port of SNMP manager. Use another network cable to connect from RJ45 port of SNMP
manager to LAN. (Refer to chart 4)
NOTE: If supplied network cable is not
long enough for your application, you
may substitute another longer cable
(not exceed 15m)

Operation

After making connection, green LED
will light up and the unit starts to
operate.

Environmental Monitoring Device Quick Guide

V. 1.2

Cable spec: UL2835 24AWG*4PAIRS+AEB

Plug Type: 4PCC 3U*2PCS

Chart 4

Chart 1 Chart 2

Chart 3

5. Monitoring Software Operation

Software Installation

After unit is connected well, please follow below steps to install monitoring software from the
internet.

1. Go to the website http://www.power-software-download.com

2. Click ViewPower Pro software icon and then choose your required OS to download the
software.

3. Follow the on-screen instructions to install the software.

4. When your computer restarts, the monitoring software will appear as an orange plug icon
located in the system tray, near the clock.

Operation

Step 1: Double click “ViewPower Pro” icon to
launch the software.

Step 2: SNMP manager will be automatically
activated. Select “SNMP manager” by
clicking right button of the mouse.

Step 3: Enter specific IP address to search all
SNMP devices in LAN. The SNMP manager
will automatically collect the IP address from
sever by default via a DHCP server.

Step 4: After SNMP manager is successfully
detected by SNMP manager, select “Open
Monitor” by clicking right button of the
mouse.

Step 5: When launching ViewPower Pro software, click “Environmental information” icon to

view status.

6. Trouble Shooting

Problem

Possible Cause

Solutions

It displays 0 in the
environmental
information section of
software.

SNMP card is not connected
well.

Make sure SNMP card is firmly
connected in the UPS.

Network cable or DC input
connection is not connected
well.

Make sure network cable is
connected well and DC input
connection is well.

LED is not lighting or
LED is flashing.

Input power is not stable.

Check if DC input is connected firmly.
If the problem persists, please
contact local dealer.

Temperature or humidity
accuracy is out of range.

Temperature or humidity
sensor is broken.

Please contact local dealer directly.

7. Specification of Environmental Monitoring Device

Model

EMD

Nominal DC input

12VDC

DC input current

0.5 A min.

Temperature measurement range

0 ~ 100°C

Temperature measurement accuracy

±1.5°C

Humidity measurement range

10% ~ 90% RH

Humidity measurement accuracy

±3%

Communication

RS232 with ASCII protocol

Acceptable cable length

15 m

Dimension (DxWxH) mm

116 x 90 x 27

Net weight

200g

8. Input dry contact terminal

+ +- -

1 2

DETECTOR INPUT

+

+

INPUT1 INPUT2

Input signal specification

Input voltage
Maximum

Minimum

12V

5V