Supmeter BST100-E21 - Technical Specification; Executing Standard; Display; Keypad

2. Technical Specification

Executing Standard

CMC GB/T 7724-2008
《
Electronic Weigh
ing
Meter
》
PRC National Standard.

OMIL R50:1997
《
Continuous Totalizing Automatic W
eighing I
nstruments
》
International
Recommendation.

Accuracy Grade: 0.5.

Display

128×64 LCD display screen with 7 background colors
for English/Chinese display.

Display Refreshing Time: Setting Range 0.1~2.0s.

Kaypad

Optional 16-key English keypad, Simplified Chinese keypad and
C
omplex
Chinese keypad.

Menu&Shortcut operation with key tone.

Loadcell Interface

Excitation Voltage/Max. Current: DC10V/250mA [8-
350Ω
loadcells].

Signal Input Range: 0~25mV.

∑
-
△
ADC: 24-bit, 100,000 internal code used.

Sampling Frequency: 200Hz.

Zero Drift: ±0.1
μ
V/
℃
R
TI (Relative
to Input).

Gain Drift: ±5ppm/
℃
.

Non-linearity: 0.005%FS.

Speed Sensor Interface

Output Voltage/Max. Current: DC12V/100mA.

Speed Pulse Input Range: 0.5~3000Hz.

Switch Signal Interface

3 Normally Open Switch Inputs [DI].

4 Normally Open Relay Switch Outputs [DO]: AC250V/DC24V, 1A.

1 ‘Totalized Weight High-speed Pulse’ Output [PO]: 100mA, DC5~24V; Weight per Pulse and
Pulse Width can be preset.

Analog Signal Interface

Max.3 Definable ‘Flow/Control Current /
…’ An
alog Signal Outputs
[AO]: 4~20mA, Non-linearity:
0.05%FS; AO
3 is
optional.

1 Optional ‘Flow Setpoi
nt’
Analog Signal Input [AI]:
4~20mA, Non-linearity: 0.05%FS.

Digital Communication Interface

COM1: Optional
RS232/RS485/RS
422/Profibus-DP/Ethernet modules.

COM2: RS232.