
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.

ANALOG OUTPUT CALIBRATION

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
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
IEC 417, No. 5172 Equipment protected throughout by
ISO 3864, No. B.3.1 Caution (refer to accompanying documents)
• The manufacturer reserves the right to modify technical data without prior notice.

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;
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
High: 4-24 VDC; Low: < 1Vdc or
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
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
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

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
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.

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
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
2 • – DC INPUT (24VDC ± 10%)

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:
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-
value is entered then the
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

VIEW key scrolls through the
PRE A key allows Preset A
to be changed if unit is not
PRE B key allows Preset B
to be changed if unit is not
Lock Key allows the entry
Left key shifts digits in
number entry/characters in
Up key increments digits/
ENT key saves changes and
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

RTP PROGRAMMING FLOWCHART
Defi ne List of Parameters Used

RTP PROGRAMMING FLOWCHART
Continue through all points assigned
to exit routine.
or Press RST to exit routine.or Press RST
Continue through all points assigned
to exit routine.
or Press RST to exit routine.or Press RST
Freq(A00) 100.00
Fact(B00)‘140.64
Freq(A01) 200.00
Fact(B01)‘141.39
Freq(A00) 100.00
Fact(B00)‘140.64
Freq(A01) 200.00
Fact(B01)‘141.39
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
1. When in the setup menus
2. When below the linearization table limit
3. When above the linearization table limit

Reset to Zero
Set Counter
RTP PROGRAMMING FLOWCHART

A, Rate B, Disabled
Setup Relay/O.C.
Operate Relay/OC
Hysteresis Mode
Configure Inputs
Setup Counters
Setup Relays/OC
Analog Output
RTP PROGRAMMING FLOWCHART

4800 Baud, 7200 Baud, 9600 Baud,
Even (8E1), Odd (8O1), None (8N2)
RTP PROGRAMMING FLOWCHART

Press ENT to exitPress ENT
Ask Confirmation on Reset:Y
Ask Confirmation on Reset:YesAsk Confirmation on Reset:Y
Ask Confirmation on Reset:No
RTP PROGRAMMING FLOWCHART

Calibrate Analog
Output
Outputting 4 mA
Pre A:+ Pre B:
-
Outputting 2 0mA
Pre A:+ Pre B:
-
Analog Output Calibration Procedure:
can be done in the following way :
Pin # 11 [Analog O/P (+)]
Pin # 11 [Analog O/P (+)]
Pin # 12 [Analog O/P (-)]

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
RS-232, 3 Control Inputs (not available with RS-485)
RS-485, 2 Control Inputs (not available with RS-232)
4-20 mA Out (Can be ordered with options 1 or 2)