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This versatile count up or count down predetermining
counter/timer with prescaler has a wide range of innovative and attractive
features. Designed with imagination and built to the highest standards it offers
both counting and timing functions in one unit.
• Simple programming via menu driven display.
• High visibility supertwist LCD display can be viewed from any angle.
• Backlight programmable ON, OFF or AUTO.
• 40 years data retention with no power.
• Programmable decimal point up to 3 places.
• Operates from 85-265VAC or 10-26VDC.
• 12VDC output to drive a sensor (when AC powered).
• Opto-isolated inputs.
• Wide range of prescaling.
• Output relay contacts rated at 5A.
• Output can be set to latch or pulse with programmable pulse duration.
• Environmental protection to IP65.
• Standard DIN housing.
• CE, UL and cUL approved.
The count inputs are opto-isolated and can be sink (NPN)
or source (PNP). The count is on the main display and the preset value is on the
lower display. Reset can be remote, manual or automatic with a manual over-ride
option. All programming, reset and presetting can be carried out from the front
panel although the keys can be remotely disabled from the rear of the unit.
Please note the electrical connections are
different to the previous version (7931)
Specification
Supply Voltage
85 - 265VAC or 10 - 26VDC at 100mA.
Auxiliary Output Supply
12VDC ± 10% @ 100mA (when operating from AC supply).
Display
2 rows of 6 digits, supertwist black on silver LCD with yellow/green LED
backlight. Upper row 7mm (0.28in) high indicates count, lower row 4mm (0.16in)
high indicates P1 preset point. Also Relay Active annunciator.
Backlight Control
Programmable to Always ON, Always OFF or AUTO (ON for 30s following last
keypress).
Preset Points
User selectable preset point 1 - 999999.
Count Inputs
High Speed NPN/PNP.
Opto-isolated 10 - 30VDC. Maximum input frequency 10kHz.
Low Speed
Opto-isolated 12 - 260VAC/DC. Maximum input frequency 30Hz.
Prescaler
Multiply 0.00001 - 9.99999, default 1.00000.
Divide 1 - 99999, default 00001.
Manual Reset
Can be disabled on installation or remotely.
Remote Reset
Contact closure or pulse (15 ms response time).
Automatic Reset
Programmable for automatic or Manual/Remote reset.
Data Retention
40 years minimum.
Output Relay
Contact Connection SPDT.
Contact Rating 5A 260 VAC 30 VDC 1300 VA/150 W.
Operating Temp.
-10°C to +60°C.
Storage Temp.
-20°C to +70°C.
Environmental Protection
IP65 when properly installed using the sealing gasket supplied (without bezel).
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