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MODEL CUB7P PROGRAMMABLE ELECTRONIC 8-DIGIT COUNTER
LCD, POSITIVE IMAGE REFLECTIVE OR NEGATIVE IMAGE
TRANSMISSIVE WITH YELLOW/GREEN OR RED LED
BACKLIGHTING (9-28 VDC power supply required for versions with
LED backlighting)
AVAILABLE WITH LOW SPEED CONTACT (30 Hz MAX.), HIGH
SPEED LOGIC (10 KHz MAX.)
PRESCALER FROM 0.0001 TO 1.9999
SELECTABLE DECIMAL POINTS
REPLACEABLE INTERNAL LITHIUM BATTERY PROVIDES UP
TO 6 YEARS OF UNINTERRUPTED OPERATION (Battery Included)
WIRE CONNECTIONS VIA SCREW CLAMP TYPE TERMINALS
FRONT PANEL AND REMOTE RESET INPUT
NEMA 4X/IP65 SEALED FRONT BEZEL
BOTH FRONT PANEL PROGRAM AND RESET BUTTONS ARE
INDIVIDUALLY ENABLED
Bulletin No. CUB7P-C
Drawing No. LP0647
Released 05/09
DESCRIPTION
The CUB7P is an 8-digit miniature programmable counter with large 0.35
inch (8.90 mm) high digits. It has an LCD read-out available in Positive Image
Reflective, Negative Image Transmissive with yellow/green backlighting, or red
backlighting. Backlight units require an external 9 to 28 VDC power supply.
The CUB7P is available in either Low Speed Contact or High Speed Logic.
The Contact versions (CUB7P0xxx) operate from a switch contact or an NPN
open collector transistor. The Logic versions (CUB7P2xx) operate from 3 VDC
logic output or from an NPN open collector transistor.
The CUB7P has a programmable prescaler that can be set for any value
between 0.0001 and 1.9999. The decimal point position can be set anywhere
from 0 (no D.P.) to 0.000000 or no Leading Zero Blanking. Both the prescaler
and DP selection are accessed using the front panel PGM and RESET push
buttons. See Programming for details. Note that the count, prescaler and DP
values will be lost if the battery is removed. See BATTERY INSTALLATION
for additional information.
The CUB7P counters use a CMOS LSI chip, mounted on a gold-plated
substrate, that is electrically connected by ultrasonic wire-bonding. Proven
micro-electronic assembly and manufacturing techniques provide these units
with the reliability and dependability required for industrial service.
The CUB7P series is housed in a lightweight, high impact plastic case with a
clear viewing window. The sealed front panel with the silicone rubber buttons
meets NEMA 4X/IP65 specifications for wash-down and/or dusty environments,
when properly installed.
DIMENSIONS In inches (mm)
Note: Recommended minimum clearance (behind the panel) for mounting clip installation
is 2.15" (54.6) H x 3.00" (76.2) W.
SAFETY SUMMARY
All safety related regulations, local codes and instructions that appear in the
manual or on equipment must be observed to ensure personal safety and to
prevent damage to either the instrument or equipment connected to it. If
equipment is used in a manner not specified by the manufacturer, the protection
provided by the equipment may be impaired.
Do not use this unit to directly command motors, valves, or other actuators
not equipped with safeguards. To do so, can be potentially harmful to persons
or equipment in the event of a fault to the unit.
Simulation of cordless telephoneENV 50204Level 3; 10 V/m
900 MHz ± 5 MHz
200 Hz, 50% duty cycle
Emissions to EN 50081-1
RF interferenceEN 55022Enclosure class B
Notes
1. Backlit powered units require a power line filter to be installed,
RLC LFIL0000 or equivalent, so as not to impair the function of the
backlighting.
Refer to EMC Installation Guidelines for additional information.
9. CONSTRUCTION: High impact plastic case with clear viewing window.
The front panel meets NEMA 4X/IP65 requirements for indoor use when
properly installed. Installation Category I, Pollution Degree 2. Panel gasket
and mounting clip included.
10. WEIGHT: 2 oz. (57 grams) [with battery]
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PROGRAMMING
The CUB7P has programmable prescale values and decimal point positions.
These values are changed using the front panel push buttons. Connect wires
between RST EN (Reset Enable) and COM. (Common); and between
HS (Program Enable) and COM. (Common) to enable front panel push buttons.
Note: Upon entering the PGM mode for the first time, the Prescaler value is
set to 0.0000. Some value between 0.0001 and 1.9999 must be entered in
order for the CUB7P to operate properly. Previously stored values are
retained until changed by the user.
85374216
With the front panel push buttons enabled, press the PGM button to enter the
program mode. The CUB7P display will change to the current prescale value,
with the least significant digit flashing at a 2 Hz rate. The prescale value can be
set to any value between 0.0001 and 1.9999. Press the RST button to increment
the flashing digit to the desired value. Pressing the PGM button will lock in the
value of the flashing digit and advance to the next significant digit. The most
significant digit can only be set to 0 or 1. When the entire prescale value has
been programmed, press the PGM button once to enable decimal point
selection. Any new count pulses will be accumulated using the new prescale
value.
After performing the prescale selection, the display will show 0.0000.
Decimal point positions can be set for:
0
0.0
0.00
0.000
0.0000 (Default)
0.00000
0.000000
00000000
Press the RST button until the desired decimal point position is displayed.
Press the PGM button to select that position and return to the counter mode.
Remove the wire from the HS (Program Enable) terminal to prevent accidental
changes to the programmed values.
Note: The incrementing edge of the count signal will change when the PGM
button is pressed for the first time. To avoid incorrect display information, it is
recommended that the CUB7P be reset after making programming changes.
COUNT EDGE
Accessing program mode for the first time will complement the incrementing
edge of the count signal. The table below shows the incrementing edge of the
count signal for the different versions of the CUB7P.
VERSION
CUB7P0 (Contact)Rising EdgeFalling Edge
CUB7P2 (Logic)Rising EdgeFalling Edge
AFTER INSTALLING OR
REPLACING BATTERY
AFTER ENTERING
PROGRAM MODE
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EMC INSTALLATION GUIDELINES
HS-6
V+-2
5-RST
1-COM
3-RST EN
LS-4
SIGNAL
INPUT
PROGRAM
ENABLE
HS-6
V+-2
LS-4
5-RST
3-RST EN
1-COM
-+
4-LS
2-V+
6-HS
3-RST EN
1-COM
5-RST
TOP OF
UNIT
BATTERY COVER-
Push up to
unlatch cover.
Although this unit is designed with a high degree of immunity to
ElectroMagnetic Interference (EMI), proper installation and wiring methods
must be followed to ensure compatibility in each application. The type of the
electrical noise, source or coupling method into the unit may be different for
various installations. In extremely high EMI environments, additional measures
may be needed. The unit becomes more immune to EMI with fewer I/O
connections. Cable length, routing and shield termination are very important
and can mean the difference between a successful or a troublesome installation.
Listed below are some EMC guidelines for successful installation in an
industrial environment.
1. Use shielded (screened) cables for all Signal and Control inputs. The shield
(screen) pigtail connection should be made as short as possible. The
connection point for the shield depends somewhat upon the application.
Listed below are the recommended methods of connecting the shield, in
order of their effectiveness.
a. Connect the shield only at the panel where the unit is mounted to earth
ground (protective earth).
b. Connect the shield to earth ground at both ends of the cable, usually when
the noise source frequency is above 1 MHz.
c. Connect the shield to common of the unit and leave the other end of the
shield unconnected and insulated from earth ground.
2. Never run Signal or Control cables in the same conduit or raceway with AC
power lines, conductors feeding motors, solenoids, SCR controls, and
heaters, etc. The cables should be run in metal conduit that is properly
grounded. This is especially useful in applications where cable runs are long
and portable two-way radios are used in close proximity or if the installation
is near a commercial radio transmitter.
3. Signal or Control cables within an enclosure should be routed as far away as
possible from contactors, control relays, transformers, and other noisy
components.
4. In extremely high EMI environments, the use of external EMI suppression
devices, such as ferrite suppression cores, is effective. Install them on Signal
and Control cables as close to the unit as possible. Loop the cable through the
core several times or use multiple cores on each cable for additional
protection. Install line filters on the power input cable to the unit to suppress
power line interference. Install them near the power entry point of the
enclosure. The following EMI suppression devices (or equivalent) are
recommended:
Ferrite Suppression Cores for signal and control cables:
Note: Reference manufacturer’s instructions when installing a line filter.
5. Long cable runs are more susceptible to EMI pickup than short cable runs.
Therefore, keep cable runs as short as possible.
WIRING CONNECTIONS
The electrical connections are made via screw-clamp terminals located on
the back of the unit. All conductors should meet voltage and current ratings for
each terminal. Also, cabling should conform to appropriate standards of good
installation, local codes and regulations. It is recommended that power supplied
to the unit be protected by a fuse or circuit breaker. When wiring the unit, use
the battery cover to identify the wire position with the proper function. Strip the
wire, leaving approximately 1/4" bare wire exposed (stranded wires should be
tinned with solder). Insert the wire under the screw-clamp and tighten down the
screw until the wire is clamped in tightly. Each terminal can accept up to two
#14 AWG wires.
WARNING: Lithium battery may explode if incinerated.
BATTERY INSTALLATION
1. Remove all power to the unit before removing battery cover.
2. To remove the battery cover, push upward in the direction of the arrow on
the rear cover (See drawing below), until the cover unlatches. Pull the
cover straight out from unit to fully remove.
3. Remove old battery* and replace it with an RLC battery (BNL10000).
Observe proper polarity when replacing the battery as shown in the
drawing.
4. Replace the cover. The battery cover is keyed so that it cannot be placed
upside down. The arrow on the rear of the cover should point toward the
top of the CUB7P when properly installed.
* - Dispose of properly.
WARNING: Lithium battery may explode if incinerated.
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