Digital Panel Meters Input Voltage/Current/Process BCD output |
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Digital panel meters from Asahi Keiki offer impressive specifications, reliability and low cost for a variety of applications |
A9000 ![]() |
Features
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The A9000 is a modular panel meter system with a selection of input and output cards to suit your application. Choose from input modules for, DC, Voltage and current.. Select from 2 different output options:none, BCD TTL or BCD open collector. (see order details at the bottom of this page) |
A9000 Common Specifications |
Specifications | |
Input Circuit | Single Ended Type |
Sampling Speed | Max 25 times per second |
Over range warning | For an input signal exceeding the display range, displays O.L.or O.L.. |
Display | red 7 segment LED |
Display range | -19999 to 19999 |
Max display | 19999 |
Zero display | leading zero suppress |
Built in EEPROM | |
Number of rewriting | 1,000,000 times/min |
Operating temp and humidity range | 0-50ºC 35-85%RH |
Dimensions mm | 96 x 48 x 75mm, 160g(TYP)(AC) 150g (TYP)(DC) |
Storage temp and humidity range | -10 to 70ºC not less than 60% RH |
Dielectric Strength | :AC1500V for 1minute between the power terminals and each of the input, BCD outputs and the external control (AC power). DC500V for 1minute between the power terminals and each of the input, BCD outputs and the external control (DC power). DC500V for 1minute between the input and each of BCD outputs and the external control. AC1500V for 1minute between the casing and each terminal.. |
Insulation resistance | built-in rewriting EEPROM in the case of digital zero |
INPUT MODULES |
*Base prices include input module, and single display. These are ready to use meters powered by AC voltage. To add output options or change the power supply, choose from options below or follow the links to the store configurator* |
DC Voltage Measurement |
DC Current Measurement Module |
Process Control Module |
Power: | ||
AC Current | Power supply voltage range: AC100 -240V ± 10% | Consuming VA: 4.5 VA |
DC Power Supply | Power supply voltage range: DC5-5%- 12V±10% | Power consumption 1.5W |
DC Power Supply | Power supply voltage range: DC12-24V±10% | Power consumption 1.5W |
Output Modules |
External Control |
Start/Hold :"Hold terminal or COM terminal" short, or hold "ON" with the "0" level
Attention: "0" level: 0-1.5V apply to COM, "1" level: 3.5-5V apply to COM |
BCD Output(TTL) (+$70) | |
Measurement data |
tri-state parallel BCD |
Polarity signal | 1 level for negative indication |
"Over" signal | 1 level for overrange indication |
Printing command signal | Positive pulse output after the completion of measurement |
Output Logic | Switchable (PC logic not switchable) |
Output signal | TTL level fan-out = 2, CMOS compatible |
(Open Collector) | (+$70) |
Measurement data | Negative logic transistor "ON" when logic is 1 |
Polarity signal | Transistor "ON" for negative indication |
"Overrange signal | Transistor "ON" for overrange indication |
Printing Command Signal | Transistor ON after the completion of measurement |
Transistor output capacity | Applied voltage: 30V max Current: 10mA max Saturated output voltage, less than 1.2V at 10mA |
Enable Function | By connecting the ENABLE terminal to COM terminal or bringing the potential of the ENABLE terminal to”0” level, BCD outputs become High impedance (TTL output) / transistors turn off (Open collector output) * “0” level : 0 to 1.5V with respect to COM terminal |
Ordering Information |
Topac Inc. 231 CJC Highway, Suite 103
Cohasset MA 02025 USA
Tel: 781 740 8778 Fax: 781 740 8779
e-mail:
sales@topac.com
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