Omega DP25B-RTD Quick Start Manual

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Using This Quick Start Manual
Use this Quick Start Manual to set up your RTD meter and
begin operation. Information is provided on how to:
• Connect ac power
• Connect the RTD
• Set basic options for operation
Features with are for the "B" version which has three-
color programmable "Big" LED display - All segment
characters shown are for the "B" version.
IMPORTANT: For complete information on all setup
options, see the Operator's Manual.
Before You Begin
In addition to the meter and the related parts, you will need
the following items to set up your meter:
• ac power, as listed on meter's ID/Power Label
• RTD
• 1/8" flat blade screwdriver
Safety Consideration
This device is marked with the international Caution symbol.
The instrument is a panel mount device protected in
accordance with EN61010-1 (Safety requirements for
electrical equipment for measurement, control, and laboratory
standard). Remember that the unit has no power-on switch.
Building installation should include a switch or circuit-breaker
that must be compliant to IEC 947-1 and 947-3.
SAFETY:
• Do not exceed voltage rating on the label located on the
top of the instrument housing.
• Always disconnect power before changing signal and
power connections.
• Do not use this instrument on a work bench without its
case for safety reasons.
• Do not operate this instrument in flammable or explosive
atmospheres.
• Do not expose this instrument to rain or moisture.
EMC:
• Whenever EMC is an issue, always use shielded cables.
• Never run signal and power wires in the same conduit.
• Use signal wire connections with twisted-pair cables.
• Install Ferrite Bead(s) on signal wire close to the
instrument if EMC problems persist.
Mount the Unit
1. Cut a panel opening
using the dimensions
shown to the right.
2. Position the unit in
the opening, making
sure the front bezel
gasket is flush with
the panel.
3. Slide on retaining
bracket to secure the
meter against the
panel.
2
Wiring
Warning: Do not connect AC power to your device
until you have completed all input and output
connections. This device must only be installed by
a specially trained electrician with corresponding
qualifications. Failure to follow all instructions and
warnings may result in injury!
1. Remove the panel at the back of the unit.
2. Locate the TB1 connector.
3. Insert the correct wire in each terminal as shown in the
following figure and tighten the lockdown screws.
4. Tug gently on the wires to verify the connections.
External Fuse Required:
Time-delay, UL 248-14 listed Time-lag, IEC 127-3 recognized
175 mA (115 Vac line) 125 mA (115 Vac line)
80 mA (230 Vac line) 63 mA (230 Vac line)
AC Powered Unit Connections
DC Powered Unit Connections
In order to maintain the same degree of protection as the
AC units, always use a Safety Agency Approval DC source
with the same Overvoltage Category and Pollution Degree.
3
Connecting the RTD
1. Locate the TB2 connector on the rear of the meter.
2. Attach the RTD wires, referring to the appropriate diagram
below and tighten down lockdown screws.
3. Tug gently on the wires to verify the connections.
4. Replace the panel at the back of the meter.
2-Wire RTD Input Connection
3-Wire RTD Input Connection
4-Wire RTD Input Connection
Turn on the Meter
1. Apply ac power to the meter. The meter initializes,
flashing RST then RTD on the front panel. Then the
temperature should appear.
2. Verify that a temperature is displayed. If not:
• Remove ac power
• Verify the TB1 power connections
• Check your power source
• Apply ac power again
4
Configure the Meter
To configure the meter, use the buttons on the front panel.
To: Take This Action
Display the Press the MENU button.
Configuration Menu. The first function on the menu, INPT,
displays.
Select the sub-menu 1. Press MENU until the sub-menu
(a function you want function you want is shown.
to perform). 2. Press /DEV.
The information you can change begins to
flash.
Select a value the 1. Press /MAX. to display for that
option you want.
submenu. 2. Press MENU to select it.
The message STRD quickly flashes,
indicating that the selection has been
stored in memory. Then the next
menu function displays.
Go back to the Press RESET once.
previous menu
function.
Exit the meter • Press RESET twice. This reinitializes
Configuration (displays RST, then RTD). When the
Menu. temperature displays, the meter is
back in run mode.
• Optionally, you can press MENU to
move through all the menu functions
until the meter reinitializes.
MENU SUBMENU /DEV DESCRIPTION
RTD.2, RTD.3 * , RTD.4
INPT Input Type
FFFF * , FFF.F
DEC.P Decimal Point
RD.CF R.1=C, R.1=F * Reading Configuration
COLR GRN, RED, AMBR
Display Color
S1.CF S.1=A * , S.1=B
Setpoint 1 Configuration
S.2=U * , S.2=L
S.1=A * , S.1=B
S2.CF Setpoint 2 Configuration
S.2=U * , S.2=L
S1.DB 0003 *
Setpoint 1, Deadband
S2.DB 0003 *
Setpoint 2, Deadband
OT.CF O.1=E * , 0.1=D
Analog Output
O.2=C * , 0.2=V
Configuration
O.3=A * , 0.3=P
O.4=D, 0.4=R
O.5=F, 0.5=H
P.BND 0000 shown if 0.3 = P
Proportional Band
M.RST 0000 shown if 0.3 = P Manual Reset
OT.S.O RD!1, OUT1, RD!2, OUT2 Output Scale & Offset
T.OFF 0000
RTD Temperature Offset
LK.CF RS=E * , RS=D
Lockout Configuration
SP=E * , SP=D
L3=0 * , L3=1
BRIT M.BrT, L.BrT, H.BrT Display Brightness
* Factory Default Settings.