CAS CI-100A - 1.2 Power Supply, Display, and Environment; 1.6 Load Cell Excitation and 1.7 Communication

CI-100A Indicator Operation & Service Manual
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CAS-USA Corporation
www.cas-usa.com 4
1.2 Power Supply：
1.2.1 4xAA size alkaline batteries: When the sign of battery is empty, this prompt you’d better to replace
batteries; When “Lo.bAt” displayed, this prompt you should replace batteries immediately, otherwise,
it will turn off automatically in 10s.
1.2.2 AC Adapter: 6-9V
DC,
≥500mA, central positive:
1.2.3 USB power supply if USB interface is installed
1.2.4 Work current: ≤15mA (with backlight off, no optional Bluetooth Module and no load cells)
≤30mA (with backlight on, no optional Bluetooth Module and no load cells)
≤50mA (with backlight on and one 350 load cell, no optional Bluetooth Module)
1.3 Display:
6-digit,7-segment , 1"(25mm) LCDs with 16 annunciators and blue backlight
1.4 Keypad: 6 push buttons
1.5 Environment:
1.5.1 Working temperature: -10°C to 40°C
1.5.2 Storage temperature: -20°C to 70°C
1.5.3 Humidity: 10 to 90% RH without condensation
1.6 Load cell Excitation:
1.6.1 Voltage: 5Vdc
1.6.2 Max. Current: 60mA (can power 4-350 ohm bridge, take care the limitation when USB is power
supply)
1.6.3 Signal connection: 4 or 6 lead with sense leads
1.6.4 Max Sensitivity: -3mV/V to +3mV/V
1.6.5 Load cell wiring (7 pin socket):
Pin1: Red Excitation +
Pin2: White Excitation -
Pin3: Green Signal +
Pin4: Blue Signal -
Pin5: Shield
Pin6: Orange Sense +
Pin7: Black Sense -
If other special connection is used, please refer the additional paper
1.7 Communication:
1.7.1 Serial port1: Full-duplex RS232
1.7.2 Serial port2: USB (Virtual RS232)
1.7.3 Optional Serial port3: Bluetooth
1.7.3 Baud Rate: Selectable: 1200-2400-4800-9600-19200-38400 bps
1.7.4 Data Output Format: 8N1, 7O1, 7E1, 7E2, 7O2
1.7.5 Protocol: programmable