KEP RTP Dual Operating Manual

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.

WIRING

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

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.

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