A&D Weighing Indicator AD-4405 - Manual (Page 74)

Page 72 AD-4405 Weighing Indicator
21. 21. 21. 21. Specifications Specifications Specifications Specifications
Analog Input and A/D Conversion Analog Input and A/D Conversion Analog Input and A/D Conversion Analog Input and A/D Conversion
Input sensitivity Up to 0.25
mV/division
Input signal range -1 mV ~ 15 mV
Load cell excitation voltage 5V DC 5%, 60 mA with sense voltage input
Load cell drive capacity Maximum 4 x 350
W load cells
Zero (0.2
mV + 0.0008 % of zero adjustment voltage)/ (typ.)
Temperature
coefficient Span 0.0008%/ of reading (typ.)
Non-Linearity 0.01 % of full scale
Maximum input noise Less than 0.4
mVp-p
Input impedance 10 M
W or more
A/D conversion method Integrating dual slope type
A/D resolution count 40000 counts
A/D conversion rate and
display update rate
Approximately 10 times/s (unstable), 5 times/s (stable)
Maximum display resolution 20000 (permissible 40000)
Digital Section Digital Section Digital Section Digital Section
Measurement display 7 segment, Vacuum fluorescent display tube
Character color Cobalt-blue
Character height 20 mm
State indicator Symbol
Minus sign, Zero point, Stable, Net, Preset tare value,
Storing accumulation data, Percentage,
Various state indicator (triangle1, 2,3)
Character color Cobalt-blue
Comparison result HI, OK, LO
Character color Red for HI and LO, Green for OK
Unit kg, g, t (lb, oz, lb-oz / catty, tl, catty-tl: depends on the region)
Character color Cobalt-blue
Interface Interface Interface Interface
RS-232C interface Serial interface for communication (D-Sub 9P)
RS-422/485 interface Serial interface for communication, control (terminal block)
Current Loop output 20mA, Passive type (DIN 8P)
Analog output 4-20mA, free scaling output (terminal block)
External Control Input 3 (or 1) contact input terminals, selected functions (DIN 8P)
3 point (DIN 8P or terminal block)
Capacity: 50V AC/DC, maximum current 100mA (resistive load)
Comparison mode selection
HiHi, Hi, OK, Lo, LoLo output for limit comparison
Relay output
Zero band, preliminary, free fall, final for setpoint comparison
Printer Printer Printer Printer
Built-in printer 5 x 7 dot matrix type, 16 digits per line
21. Specifications