eyc-tech DPM04 User manual

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Contents

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■Dimension
■Installation Dimension
*Please make sure the product and the device which connect with RS-485 are on
common ground, avoid damaged product.

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5.1 Application Program Introduction
User may download the configuration software on eyc-tech web site. Please
decompress the application prior to execute it. Operating System requirements:
above Windows 7 SP1. Other application program requirements: above Microsoft
Office 2003. Hardware requirements: USB to RS-485 converter.
5.2 Establish RS-485 connection
1. Connect product to PC via RS-485 converter
2. Execute configuration software
3. Click "Interface > Config"

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4. Select the corresponding values of com port as following :
a. Port: Please confirm the connection com port first
b. Baud Rate (DPM04 default 9600)
c. Data Frame (device default None Parity Check, 8 data bits, 1 stop bit)
d. Response Timeout (default 300ms)
e. Retry, trial cycles if communication error (default 2 times)
f. Station ID (default 1)
5. Click "Apply"
a.
b.
c.
d.
e.
f.

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6. Connect successfully
a. Show value and trend chart of the measurement
b. Show value and tread chart of device mcu temperature
c. Show "Open Port, Read successful"
a.
c.
a.
b.
b.

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5.3 Scan RS-485 connection
※Use scan function to connect when forgetting the connection information or
having more facilities.
1. Connect the product to PC via RS-485 converter
2. Execute configuration software
3. Click "Interface > Config"

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4. Select the corresponding values of com port as fallowing
5. Click "Scan" to execute connection facilities
6. Scan connection facilities and set up
a. Select Station ID
b. Click "CLOSE AND EXPORT"
7. Click "Apply"
a.

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8. Connect successfully
a. Show value and trend chart of the measurement
b. Show value and tread chart of device mcu temperature
c. Show "Open Port, Read successful"
5.4 Setting RS-485 ModBus Protocol
1. Setting RS-485 connection as step 5.1
2. Click "Setting" tab
a.
c.
a.
b.
b.

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3. Select Modbus Protocol parameter
a. Station ID：1~247
b. Baud Rate：9600, 19200, 38400, 57600, 115200
c. Data Frame：None-8Bit-1Stop, None-8Bit-2Stop, Even-8Bit-1Stop,
Even-8Bit-2Stop, Odd-8Bit-1Stop, Odd-8Bit-1Stop

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4. Click "Apply"
5. Execute connection as step 5.2 or 5.3 again
5.5 Measurement Programming
Click the "Configuration" tab, the configuration divide by 4 sub groups as following.
1. Input function, this function could be found in “Input”tab
a. Input type, current, voltage, frequency, pulse or modbus
b. Number of input rate decimal places, up to 4
c. Low point of input span
d. High point of input span
e. volume unit of input rate
f. period unit of input rate
g. Analog input range (valid when the input selects current)
h. Analog input range (valid when the input selects voltage)
i. Low point of frequency input (valid when the input selects frequency)
j. High point of frequency input (valid when the input selects frequency)
k. value of pulse input (valid when the input selects pulse)
l. unit of pulse input (valid when the input selects pulse)
The following input is valid when 485 is selected
m. Modbus protocol type, master or slaver
n. station ID
o. Baud rate (valid when the input selects the master node)
p. Parity check
q. Stop bit
r. Register address
a.
b.
c.

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s. Register data type
t. Data format, data word high and low exchange
u. Numerical magnification
The flow totalizer setting items
v. Number of decimal places
w. volume unit
x. duct profile area (valid when velocity to volume conversion)
y. flow coefficient (valid when velocity to volume conversion)
2. Output function, this function could be found in “Output”tab
a. output type, current or voltage
b. analog output range (valid when the output selects current)
c. analog output range (valid when the output selects voltage)
d. low point of output span
e. high point of output span
f. error reaction, force current output if error detected. Select None if function
disable. (valid when the output selects current)
g. linear correction, Off if disable, Interpolation if linear interpolation, Square Root
if root extraction
h. output cut-off, disable if set 0
i. response time, e.g. set 3.0 if take 3.0 seconds for rise time T90
m.
n.
o.
p.
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
l.
q.
r.
s.
t.
u.
v.
w.
x.
y.

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3. Relay function, this function could be found in “Relay”tab
a. driven signal source, rate or totalizer
b. set point
c. action mode, HI.AL if upscale active, LO.AL if downscale active
d. hysteresis
e. alarm, NONE if disable, HOLD if memory and hold the first alarm until reboot,
Action if active when alarm assert, Deaction if inactive when alarm assert
f. relay on delay time (seconds)
g. relay off delay time (seconds)
a.
b.
c.
d.
e.
f.
g.
h.
i.

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4. The other items could be found in “Option”tab
a. LED brightness, 0 darkest, 9 brightest
b. password validation, NO if disable, YES is enable
c. new password
d. pause counter of volume accumulation
e. reset factory default (without counter of totalizer)
a.
b.
c.
d.
e.
f.

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5.6 Linearity Computation
Click the Interpolation tab to specify the linear interpolation points
a. interpolation table
b. interpolation curve
c. Interpolate input column, device measured value (raw value)
d. Interpolate output column, device output value (standard value or correction
value)
e. Read the interpolation table of the device
f. Clear the interpolation table on configuration software. Note: this action will
not modify the interpolation table of the device
g. apply, the interpolation would be written in device
a.
b.
c.
d.
e.
f.

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5.7 Export and Import Configuration
Click the Setting tab to export and import device configuration
a. summary text of device configuration
b. read device configuration
c. write device configuration
d. load device configuration
e. save device configuration
export procedure: device connection→step b→step e
import procedure: device connection→step d→step c
c. d.
e.
f.
g.
a.
b.

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5.8 Device Information
Click the Information tab to get device information
a. device serial number
b. device model name
c. firmware version
d. factory mode enabled state
e. firmware checksum
f. RS-485 enabled state
g. input function enabled state
h. output function enabled state
i. totalizer enabled state
input calibration information
j. analog current input calibration points
k. analog voltage input calibration points
l. frequency input calibration points
Output calibration information
m. analog voltage output calibration points
n. analog current output calibration points
o. Calibration date
a.
b.
c.
d.
e.

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5.9 Display and Data Log
Click the Display tab to display the measurement data and start data log function
1. data display: click the “Display”tab
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
k.
l.
m.
n.
o.

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2. button description
clear the plot chart
toggle chart plotting line style
select the OUTPUT channel you want to set
set the line color of the selected OUTPUT channel
snap the currently chart plot
export data log since device is connected
axis Y main coordinate, ON or OFF
axis X coordinate, ON or OFF
axis Y secondary coordinate, ON or OFF
legend, ON or OFF
measurement data logging, ON or OFF
axis X time scale
axis Y amplitude scale
3. Set the logging time interval
a. Click File > Log Interval
b. select the logging interval