A&D AD-4212A, Instruction Manual

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AD-4212B-23 AD-4212B-101 AD-4212B-102 AD-4212B-201 AD-4212B-301
Weighing capacity 21 g 110 g / 31 g *1 110 g 210 g 310 g
Maximum display
21.000084 g
110.0084 g /
31.00009 g *1
110.00084 g 210.0084 g 310.0084 g
Minimum weighing value
(1 digit)
0.001 mg
0.1 mg /
0.01 mg *1
0.01 mg 0.1 mg
Repeatability
(Standard deviation)
Loaded on the pan
0 to 10 g:
0.003 mg *2
10 g or greater:
0.004 mg *2
0.1 mg /
0.05 mg *1
30 g 0.02 mg
0.1 mg 0.2 mg
100 g 0.04 mg
Linearity
±0.01 mg
±0.2 mg /
±0.05 mg *1
±0.1 mg ±0.2 mg ±0.3 mg
Stabilization time (typical at
FAST under good
environment)
12 seconds
2.5 seconds /
4.0 seconds *1
4.0 seconds 2.5 seconds
Display refresh rate 10 times/second (5 times/second can be selected)
I/O
unit RS-232C Bi-directional, 600-19200 bps
Comparator contact output 3-level or 5-level output
External contact input RE-ZERO, PRINT
Buzzer Sounds the connected buzzer for 3-level or 5-level comparison results
Sensitivity drift ±2 ppm/°C (10°C-30°C/50

F-86

F )
Operating environment 5°C to 40°C (41°F to 104°F), 85% RH or less (No condensation)
Calibration weight provided
(Conforming to OIML Class E2) 1 g 50 g 100 g
Applicable weight values
1 g, 2 g, 5 g,
10 g, 20 g
10 g, 20 g, 50 g, 100 g
10 g, 20 g,
50 g, 100 g,
200 g
10 g, 20 g,
50 g, 100 g,
200 g, 300 g
Weighing
unit Dimensions 80 (W)
×
230 (D)
×
90 (H) mm
Weighing pan

34 mm 50
×
50 mm
Mass Approx. 2.3 kg
Display Dimensions 237 (W)
×
150 (D)
×
155 (H) mm
Mass Approx. 2 kg
Connection cable Approx. 2 m (between weighing unit and display)
AC adapter Confirm that the adapter type is correct for the local voltage and power
receptacle type
Power consumption Approx. 15VA (supplied to the AC adapter )
Counting
mode Minimum unit mass 0.1 mg
Number of samples 10, 25, 50 or 100 pieces
Percent
mode
Minimum 100%
reference mass
1 mg 10.0 mg
Minimum 100%
display 0.01%
、
0.1%
、
1%
(Depends on the reference mass stored.)
Options
OP-01 BCD output, external contact input
（
RS-232C and comparator contact output disabled
）
OP-07 * Extension cable 3 m
OP-08 Ethernet interface
（
RS-232C and comparator contact output disabled
）
OP-19 Stainless steel breeze break
（
Provided as standard
）
OP-20 Metal leveling foot
*1 Specifications when the precision range is used.
*2 With the instrument set to automatic, specifications when measured by loading and removing a 1g mass
repeatedly.
Only one extension cable can be used. The maximum distance between the weighing unit and
the display unit is 5 m (connection cable 2 m + extension cable 3 m).