General Description; Unique Features Of Recorder; Expandable Input And Output Cards; Communication - Chauvin Arnoux CA 650 Notice De Fonctionnement

1. General Description

1.1.

Unique features of recorder

The CA650 is a well-designed paperless recorder with many outstanding features
including:
• 6.1•TFT Color LCD with VGA Display in 640x480 pixels.
• 18 isolated Analog Inputs
• Plug & play I/O cards for easy expansion
• Simple and friendly operation
• Infrared detector to prolong lifetime of LCD
• Solid storage media CF card in high capacity
• 174 mm short depth
• Ethernet as standard and optional RS-232/422/485 communication
• High accuracy 18-bit A-D Analog Input
• 15-bit D-A Analog Output.
• 200 milli second sample rate.
• Bench top with convenient portable handle, easy converted into panel mount
1.2.

Expandable Input and Output Cards

The recorder is equipped with six-rear expansion slots, which work flexibly with the
following plug & play I/O cards.
Analog Input cards (part number AI181, AI182, AI183 ) : These three cards are used
for 1, 2, & 3-channel analog input. Each input is isolated from each other to avoid noise
and to ensure stable measurement. Analog input is configured by DIP switches and
jumpers on the card before plugging into rear expansion slot. Refer 2.3 Setting
Input and Output Cards.
Digital Output card ( DO181 ): Each card includes 6 alarm relays. Contacts are rated 5
Amp/240 VAC
Digital Input card ( DI181 ): Each card includes 6 channels. Logic Low: -5V minimum,
0.8V maximum, Logic High: -2V minimum, 5V maximum
1.3.

Communication

The standard communication interface is Ethernet with protocol IEEE 802.3 - 10 Base
T. Other options are RS-232 / RS-422 / RS-485.
1.4.

Storage Media CF Card

The Solid Compact Flash Memory Card (CF Card ) 16 MB capacity is a free standard
storage media used for this instrument. Its compact size, anti-dust and anti-vibration
features increase its reliability. To read measured data on CF Card, add a CF reader
on USB port of PC. Higher capacity 64 and 128MB CF Cards are upon request.
Alternatively the user may purchase locally. To ensure compatibility, we recommended
only two brands SanDisk and Transcend.
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