KEP RTP Dual Operating Manual

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The information contained in this publication is derived in part from proprietary and patent
This instrument contains electronic components that are susceptible to damage by static
tainer. Boards must not be removed from protective enclosure until the immediate time of
This instrument is not unique in its content of ESD (electrostatic discharge) sensitive compo-
function properly, may exhibit early failure.
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WIRING
ANALOG OUTPUT CALIBRATION
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The following instructions must be observed.
This instrument was designed and is checked in accordance with regulations in force
A hazardous situation may occur if this instrument is not used for its intended purpose
The instrument must be installed, operated and maintained by personnel who have
The use of an external line fuse is recommended. Add or replace the external fuse with
the following specifi ed type and rating only:
115 VAC 100 mA slow blow fuse
230 VAC
24 VDC 250 mA slow blow fuse
Disconnect power supply before adding or replacing fuse!
The manufacturer assumes no liability for damage caused by incorrect use of the
IEC 417, No. 5031 Direct current
2
IEC 417, No. 5172 Equipment protected throughout by
3
ISO 3864, No. B.3.1 Caution (refer to accompanying documents)
• The manufacturer reserves the right to modify technical data without prior notice.
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2
The entire unit, i.e. all counters and control outputs, or
to be reset on pressing the front panel RST key and also
The serial strobed port can be used for serial printing of
Total or Rate data with descriptors. The unit can also
format comprising of 2 words. The unit can be connected
The RTP has the following Control Outputs:
RELAY / O.C.: 2 N.O. relays of 5 A and 250 V OR
2 Open Collector Outputs;
100 mA maximum.
ANALOG OUTPUT
Type: 4-20 mA output.
Accuracy: ± 50µA worst case.
This Analog O/P can be programmed to track any
The unit supports fi ve counters, i.e. Counter A,
The unit program and presets can be protected
with a lock code to prevent unauthorized front panel
to “Lock unit”. Alternate entry of the lock code or pulses
to that I/P will lock or unlock the unit.
The RTP is a presettable Ratemeter and Totalizer from two
the 2 X 16 backlit LCD display. Both inputs can have up to
AC: 100 to 260 VAC; 6.5 VA
THRESHOLD:
High: 4-24 VDC; Low: < 1Vdc or
Count Input, 5 kHz max.
Count Input, 5 kHz max.
Control Input
Control Input
Control Input (Not Used with RS485
AC powered units have isolated inputs. DC units
+20VDC @50 mA (unreg), +/- 15%
2 lines of 16 characters, backlit LCD
(character size: 2.95mm x 5.55mm)
6 Digit Total, 6 Digit Rate
NEMA 4/ I P 6 5 rated membr a n e
Two LED’s to indicate control output
NVRAM retains data on power failure
TEMPERATURE:
Operating : 0 to 50 degrees C
Storage : -40 to 90 degrees C
10% to 90% ( Non condensing )
Bezel: 103mm X 55 mm; Depth:97
92 mm X 45 mm (1/8 DIN size cutout
Level 3 per IEC1000-4-2
Level 3 per IEC1000-4-4
EN55011 CISPR A
The RTP can accept two pulse inputs ( A&B ). It computes
The rate is computed within 300 ms per input. To stabilize
the rate display, the user can select normalizing factor,
which allows weighted average to be shown. Moreover,
for rate displays, a time delay of up to 25 seconds can also
The RTP has three Control Inputs, i.e. Input C, Input D
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the unit into the panel. Slide the brackets up the groove to
the rear of the brackets.
Tighten the screws evenly and alternately. A panel less
than .1” may distort if the clamps are screwed too tightly.
The panel must be parallel to the bezel to assure proper
335
5
6
6
7
7
9
9
4.05” (103mm)
Bezel
Panel
RS-232 Port
WIRING CONSIDERATIONS:
AC / DC CONNECTIONS:
fi nished. Do not touch the live AC power terminals. The
This Product complies with requirements of the European
fi elds in the vicinity of the unit may disturb the microproces-
the leads of the “load” at the device causing the spikes.
the unit in a bundle with power input lines. We recommend
the unit and “earth” at one point in the circuit preferably at
the DC ground terminal of the unit.
two optional relay outputs. When these outputs are used to
that all inductive loads have a diode (such as IN4004) across
the coil and that the current does not exceed 50mA.
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4
Flowmeter
A
1 • AC1 (100 to 260 VAC)
2 • AC2 (100 to 260 VAC)
3 • Relay A (N.O.)
4 • Common
5 • Relay A (N.C.)
6 • Relay B (N.O.)
7 • Common
8 • Relay B (N.C.)
9 • (+) 20VDC Out (50mA)
10 • (–) 20VDC Out (50mA)
11
• Analog O/P (+) 12 • Analog O/P (–)
13 • CTRL I/P E
14 • CTRL I/P D
15 • CTRL I/P C
16 • Pulse I/P B
17 • Pulse I/P A
18 • Input GND
VA
C
60/50 Hz
Flowmeter
B
1 • AC1 (100 to 260 VAC)
2 • AC2 (100 to 260 VAC)
3 • Relay A (N.O.)
4 • Common
5 • Relay A (N.C.)
6 • Relay B (N.O.)
7 • Common
8 • Relay B (N.C.)
9 • (+) 20VDC Out (50mA)
10 • (–) 20VDC Out (50mA)
11
• Analog O/P (+) 12 • Analog O/P (–)
13 • CTRL I/P E
14 • CTRL I/P D
15 • CTRL I/P C
16 • Pulse I/P B
17 • Pulse I/P A
18 • Input GND
VA
C
60/50 Hz
TERMINAL DESIGNATIONS:
2 • – DC INPUT (24VDC ± 10%)
4 • COMMON
A)
A)
2 • AC2 100 TO 260 VAC
4 • COMMON
A)
A)
AC Power
TYPICAL WIRING HOOKUPS:
A
AC Supply
for inductive
for inductive
B
TERMINAL DESIGNATIONS:
4
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The Main menu consists of the following steps:
ters, Setup Ratemeters, Setup Relays / O.C., Setup Security,
The unit is capable of showing nine different parameters. The
gives after a pulse input is
The parameter names in Default Mode are:
A+B, Total A-B and Gr. Total.
The parameter names in Message Mode are user defi nable.
The length of these user defi ned names can be upto nine char-
The menu also enables the user to defi ne the sequence in
which the parameters are to be viewed at Run time and the no.
The unit has fi ve inputs, two of which are pulse inputs and the
to be entered. The unit supports a maximum of sixteen such
tering the linearization table. This average K-Factor will
1. When in the setup menus
2. When below the linearization table limit
3. When above the linearization table limit
The remaining three inputs C, D and E are control inputs and
When freeze display is activated (or a pulse is applied to the
has fi ve counting parameters:
Total A
Total B
Total A+B
Adds counter A & B
Tracks any of the above
four on which it is pro-
The parameters Rate A, Rate B, Rate A + B, Rate A - B can be
(“Normalizing Factor” + 1)
The unit has two control outputs, N.O. Relay A or Open Col-
Timed Mode
(for
value can be entered. If
low preset
value is entered then the
below
the preset
value. If a
value is entered then the control output
will energize whenever the value of the parameter, which the
the preset value. In Timed
the high preset and low preset
for the Hysterisis have to be entered. The control relay will acti-
vate when the rate parameter is
equal to
or
exceeds
the high
fall
the low preset.
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VIEW
A
Run Mode
Enter The Programming
Mode
VIEW key scrolls through the
PRE A key allows Preset A
to be changed if unit is not
locked
PRE B key allows Preset B
to be changed if unit is not
locked
Lock Key allows the entry
the unit
RST Key resets counters
Program Mode
Toggles between menus
Left key shifts digits in
number entry/characters in
message mode
Up key increments digits/
characters
ENT key saves changes and
Unit comes out of
programming at any level
KEY
The unit gives a 4-20 mA analog output and it can be pro-
value). The analog output is isolated. Compliance voltage must
The serial port can be used for serial printing or also for data ac-
that can be read from the unit are as follows (the data given for
Rate A+B 900 Rate A-B 1100
Total A+B 1300 Total A-B 1500
KEYPAD FUNCTIONS
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RTP PROGRAMMING FLOWCHART
Defi ne List of Parameters Used
RU N
MODE
PROG
LOCK
ENT
Define list of
Parameters used
Set V
iewing Mode
Message Mode
Set V
iewing Mode
Default Mode
PRE A
LOCK
ENT
LOCK
ENT
PROG
Configure
Inputs
Back to the
Main Menu
PROG
LOCK
ENT
Para: Gr
.
T
otal TotalT
Messg: Gr
.
T
otal TotalT
LOCK
ENT
Para: Rate
A
Messg: Batch
A
Para: Rate
B
Messg: Batch
B
LOCK
ENT
Para:
T
otal Total T
A
Messg:
T
otal Total T
A
Para:
T
otal Total T
B
Messg:
T
otal Total T
B
LOCK
ENT
Para: Rate
A+B
Messg: Rate
A+B
Para: Rate
A-B
Messg: Rate
A-B
LOCK
ENT
LOCK
ENT
LOCK
ENT
Para:
T
otal Total T
A+B
Messg:
T
otal Total T
A+B
Para:
T
otal Total T
A-B
Messg:
T
otal Total T
A-B
LOCK
ENT
LOCK
ENT
LOCK
ENT
PROG
Parameter1(2,3,4,5,6)
Rate ARate
B
T
otal Total T
A
T
otal Total T
B
Rate
A+B
Rate A-B
T
otal Total T
A+B T
otal Total T
A-B Gr
.
T
otal TotalT
Disabled!
PRE A
Decimal Pt for
Rate A
3
LOCK
ENT
LOCK
ENT
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Confi gure Inputs
RTP PROGRAMMING FLOWCHART
(continued)
Configure
Inputs
PROG
LOCK
ENT
Input
T
ype
TypeT
Linear
Input
T
ype
TypeT
Non Linear
PRE A
LOCK
ENT
LOCK
ENT
LOCK
ENT
Scaling Factor
A
Enter: 1.0000
Input
High CPS
Input
Low CPS
PRE A
LOCK
ENT
No. of nonlinear
Points:
16
Control Input
Disable
Control Input
Enable
PRE A
LOCK
ENT
Back to the
Main Menu
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Back to the
Main Menu
LOCK
ENT
LOCK
ENT
LOCK
ENT
Start
Counting
Reset
Count
Stop
Counting
Freeze
Display
Lock Unit
Print
Activities
PROG
Setup
Counters
Define list of
Parameters used
PROG
Stop Count
A
Stop Count
B
Stop Count
A+B
Stop Count
A-B
Stop Grand.
T
ot. Tot.T
PRE A
YES NO
PROG
Reset Count
A
Reset Unit
Reset Count
B
Reset Count
A+B
Reset Count
A-B
Reset
Grand.
T
ot. Tot.T
PRE A
YES NO
PROG
Reset
Relay/OC
A
Reset Relay/OC
B
Start Count
A
Start Count
B
Start Count
A+B
Start Count
A-B
Start Grand.
T
ot. Tot.T
PRE A
YES NO
PROG
LOCK
ENT
LOCK
ENT
LOCK
ENT
NOTE:
Continue through all points assigned
or Press RST
to exit routine. or Press RST to exit routine.or Press RST
Input
T
ype
TypeT
Linear
Input
T
ype
TypeT
Non Linear
PRE A
LOCK
ENT
LOCK
ENT
LOCK
ENT
Scaling Factor
B
Enter: 1.0000
Input
High CPS
Input
Low CPS
PRE A
LOCK
ENT
No. of nonlinear
Points:
16
NOTE:
Continue through all points assigned
or Press RST
to exit routine. or Press RST to exit routine.or Press RST
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Configure
Input
A
Configure
Input
B
Configure
Input
C
Configure
Input
D
Configure
Input
E
PROG
Back to the
main menu
LOCK
ENT
LOCK
ENT
Input
T
ype
Type T
B
Control
Input
T
ype
Type T
B
Pulse
PRE A
LOCK
ENT
LOCK
ENT
Input B as
Up/Down Control
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Freq(A00)‘100.00
Fact(B00) 140.64
Freq(A00) 100.00 Fact(B00)‘140.64
Freq(A01)‘200.00
Fact(B01) 141.39
Freq(A01) 200.00 Fact(B01)‘141.39
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Freq(A00)‘100.00
Fact(B00) 140.64
Freq(A00) 100.00 Fact(B00)‘140.64
Freq(A01)‘200.00
Fact(B01) 141.39
Freq(A01) 200.00 Fact(B01)‘141.39
NOTE:
Set the average K-Factor to a suitable value before entering the linearization table. This average K-Factor will be used
under the following special cases for processing of pulse
information :
1. When in the setup menus
2. When below the linearization table limit
3. When above the linearization table limit
See Note Below
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Setup Counters
Setup Ratemeters
Configure
Inputs
PROG
Setup
Counters
PROG
LOCK
ENT
Setup
Ratemeters
PRE A
Setup Grand
T
ot. Tot.T
T
otal Total T
A,
T
otal B,
Total B,T
T
otal Total T
A+B,
T
otal Total T
A-B,
Disabled!
Setup Grand
T
ot. Tot.T
Disable Counter
Setup Grand
T
ot. Tot.T
Reset to Zero
PRE A
LOCK
ENT
Set
Counter
A
Set
Counter
B
Set
Counter
A+B Set
Counter
A-B
Setup
Grand.
T
ot. Tot.T
PROG
LOCK
ENT
LOCK
ENT
Set Counter
A
(B)
Reset to Zero Set Counter
A
(B)
Disable Count
PRE A
Input Count Mode
Count Up
Input Count Mode
Count Down
PRE A
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Set Counter
A+B (A-B)
Disable Counter
Set Counter
A+B (A-B)
Reset to Zero
LOCK
ENT
LOCK
ENT
PRE A
LOCK
ENT
LOCK
ENT
LOCK
ENT
Setup
Ratemeters
Setup
Counters
Setup
Relays
PROG
PROG
LOCK
ENT
Display Rate as
Rate/Second
Display Rate as
Rate/Minute
Display Rate as
Rate/Hour
Display Rate as
Custom Scaling
PRE A
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
Scaling for Rate
Enter: 100.00
LOCK
ENT
LOCK
ENT
Normalising
Factor: 2.0
LOCK
ENT
Rate Update
Factor: 1.0
RTP PROGRAMMING FLOWCHART
(continued)
Page 14
Setup Relays
Setup Security
Setup
Ratemeters
PROG
PROG
PRE A
Setup
Relays
PROG
LOCK
ENT
Setup Relay/O.C.
A
T
otal Total T
A,
T
otal B, Rate
Total B, Rate T
A+B, Rate
A-B,
T
otal Total T
A+B,
T
otal Total T
A-B,GR.
T
otal, Rate
Total, Rate T
A, Rate B, Disabled Setup Relay/O.C.
B
T
otal Total T
A,
T
otal B, Rate
Total B, Rate T
A+B, Rate
A-B,
T
otal Total T
A+B,
T
otal Total T
A-B,GR.
T
otal, Rate
Total, Rate T
A, Rate B, Disabled
Back to the
Main Menu
PROG
LOCK
ENT
LOCK
ENT
LOCK
ENT
LOCK
ENT
PRE A
Setup
Security
LOCK
ENT
LOCK
ENT
Relay/OC
A(B) Low
Preset: .00000
Relay/OC
A(B) High
Preset: 5000.0
Relay/OC
A(B) Reset
T
ime: 1.2
Operate Relay/OC
T
imed Mode
Operate Relay/OC Hysteresis Mode
T
otal TotalT
Selected
Rate
Selected
Relay/OC
A(B) Low
Preset: .00000
Relay/OC
A(B) High
Preset: 5000.0
PROG
LOCK
ENT
LOCK
ENT
Setup
Relays
PROG
Setup
Security
PROG
LOCK
ENT
Setup Security
Lock All
Setup Security
Lock Program
PRE A
LOCK
ENT
Lock Code
Enter: 1010
LOCK
ENT
PROG
PRE A
Parameter List
Configure Inputs Setup Counters
Setup Ratemeters
Setup Relays/OC Analog Output
Comm. Parameters
Reset Options
Lock runtime key PRE
A
Lock runtime key PRE
B
YES NO
LOCK
ENT
LOCK
ENT
Setup 4-20 mA
Analog Output
STEP
5
STEP
6
STEP
7
RTP PROGRAMMING FLOWCHART
(continued)
Page 15
Setup 4-20 mA Output
Setup Comm Port
Setup
Security
PROG
LOCK
ENT
Set
Analog Out
T
otal Total T
A,
T
otal B, Rate
Total B, Rate T
A+B, Rate
A-B,
T
otal Total T
A+B,
T
otal Total T
A-B,GR.
T
otal, Rate
Total, Rate T
A, Rate B, Disabled
LOCK
ENT
LOCK
ENT
V
alue for 4 mA
Value for 4 mAV
Output: 100.00
V
alue for 20 mA
Value for 20 mAV
Output: 5000.00
LOCK
ENT
PROG
PRE A
Setup
Comm Port
Setup 4-20 mA
Analog Output
PROG
Setup
Comm Port
LOCK
ENT
Unit ID
Enter: 0001
LOCK
ENT
Set Baudrate
4800 Baud, 7200 Baud, 9600 Baud,
19200 Baud, 38400 Baud,
LOCK
ENT
PRE A
LOCK
ENT
PROG
Define
Reset Options
Set Parity
Even (8E1), Odd (8O1), None (8N2)
PRE A
Setup 4-20 mA
Analog Output
RTP PROGRAMMING FLOWCHART
(continued)
Page 16
Defi ne Reset Options
Setup
Comm Port
PROG
Define
Reset Options
LOCK
ENT
Back to
RUN
mode
Exit programming
PROG
PROG
LOCK
ENT
Press ENT
to exit
Press ENT to exitPress ENT
Programming Mode
Press PROG to Return to
Define List
of
Parameters
Used
PROG
PRE A
Reset Unit
Reset Count
A
Reset Count
B
Reset Count
A+B
Reset Count
A-B
Reset Grand
T
otal TotalT
Reset Relay/OC
A
YES NO
LOCK
ENT
Ask Confirmation on Reset:Y
es
Ask Confirmation on Reset:YesAsk Confirmation on Reset:Y
Ask Confirmation on Reset:No
PRE A
LOCK
ENT
Reset Relay/OC
B
RTP PROGRAMMING FLOWCHART
(continued)
Page 17
Calibrate Analog Output
Outputting 4 mA Pre A:+ Pre B:
-
Outputting 2 0mA Pre A:+ Pre B:
-
Analog Output Calibration Procedure:
The calibration of the
can be done in the following way :
Pin # 11 [Analog O/P (+)]
Pin # 11 [Analog O/P (+)]
Pin # 12 [Analog O/P (-)]
The unit fi rst displays
CaCabr
br
OuOuut
ut
The unit then displays
OuOuut
ut
ng
ng
mA
mA
e A:
e A:
e
e
B:
B:
A
Page 18
This product is warranted against defects in materials and workmanship for a period
The Warranty is limited to repair or replacement of the defective unit at the option
ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED, ARE EXCLUDED,
tomer service and customer satisfaction. If
you have any comments or criticisms about
Decoding Part Number
Totalizer
A
*C= 24 VDC
3
1=
RS-232, 3 Control Inputs (not available with RS-485)
RS-485, 2 Control Inputs (not available with RS-232)
A=
4-20 mA Out (Can be ordered with options 1 or 2)
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