Bộ hiển thị điện tử Minebea CSD-903EX

Bridge power supply

DC10 V±0.5 V within 180 mA (Changeable to DC5 V or DC2.5 V) with remote sensing function

Input sensitivity

0.2 μV/d or more (d = minimum scale)

Input range

-3.1 mV/V ~ 3.1 mV/V

Zero adjustment range

-2.5 mV/V ~ 2.5 mV/V

Non-linearity

0.01 %F.S.

Temperature coefficient

Zero balance ±0.2 μV/℃, Sensitivity ±0.001 5 %F.S./℃
(When the calibration is set at 0.2 μV/d or more for input sensitivity.)

Noise in input signal

±0.2 μVP-P or less (At the default setting for analog filter, digital filter, stabilization filter and A/D sampling.)

Analog filter

Approx. 4 Hz (Changeable to 2 Hz, 6 Hz, 8 Hz or 10 Hz)

A/D sampling speed

200 times/s (Changeable to 20 times/s)

A/D internal resolution

24 bit

Main display

Display range : -999 999 ~ 999 999
Display increment : 1 (changeable to 2, 5, 10, 20 or 50)
Display unit : 7 segment green colored fluorescent display tube with 7 digits and 11.55 mm character height
Over display : '-OL' at minus over, 'OL' at plus over.
A/D value over display : '-OVF' at minus over, 'OVF' at plus over.

Sub display

Display range : Total accumulation value -19 999 999 ~ 99 999 999
Accumulation times 0 ~ 999 999
Display unit : 7-segment green colored fluorescent display tube with 18 digits and 5 mm character height.
Display item :
changeable to no display, accumulated times /accumulated value, updated accumulated data / accumulated value, updated accumulated times / accumulated data, updated accumulated data / final, accumulated times / final, final / accumulated value, final / over / under or near zero / final.
* it displays weighing value + unit during the set of function.

Status display

STABLE, PRE.TARE, TARE, GROSS, NET, ZERO, HOLD, ERROR, Z-BAND, OK/S0, F.FLOW/S1, M.FLOW/S2, D.FLOW/S3, OVER/S4, UNDER, FULL

Display times

4 times/s (Changeable to 20 times/s)

Display of decimal point

Changeable to no display, 101, 102, 103, 104.

Display of unit

Changeable to no display, g, kg, t, N, kN, or lb.

External control input signal

9 signals in the following can be arbitrarily selected.
OFF, key operation either of [ON/OFF], [SET], [ACCUM./ ], [PRE-TARE/ ], [TARE/▲], [NET/GROSS/▼], [ZERO] or [F/ ].
zero clear, tare clear, flow start, DISCHARGE start, cancell former accumulation, clear accumulation, error reset, print command or emergency stop,
*Above is pulse input, and effective once at a pulse width of 50 ms or more.
Change of Flow/Weigh out (ON: Weigh-out, OFF: Flow), hold, Display of NET (ON: NET, OFF: GROSS)
* Above is level input, and effective during short input of 50 ms or more.

External control output signal

13 signals in the following can be arbitrarily selected.
OFF, RUN, stable, during tare, gross display, net display, center of zero, during hold, capacity exceeded error, weighing sequece error, zero band, OK(S0), big flow (S1), medium flow (S2), Dribble flow (S3), over (S4), under, full, during measurement, batch finish, discharge (for gate open), discharge finish (for gate)

Function of comparator

Set value -999 999 ~ 999 999
No. of set points: 4 points of S1, S2, S3 and S4
Set value of hysteresis data width: 0 to 99 digit
Direction of hysteresis: Selectable from 'On delay' or 'Off delay'
Conversion times of comparator: Changeable to 200 times/s or 20 times/s
(Synchronous with the A/D sampling rate.)

2-wires method serial interface

Baud rate : 600 bps
Data bit length : 8 bit
Parity bit : Odd number
Stop bit : 1 bit
Start bit : 1 bit
Transmission data : Binary code, BCD

Serial interface

2-wire method serial interface
Baud rate : 600 bps
Data bit length : 8 bit
Parity bit : Odd
Stop bit : 1 bit
Start bit : 1 bit
Communication data : Binary code, BCD

RS-485 interface

Baud rate : Selectable from 1 200, 2 400, 4 800, 9 600, 19 200 or 38 400 bps.
Data bit length : Selectable from 7 bit or 8 bit.
Parity bit : Selectable from none, even or odd.
Stop bit : Selectable from 1 bit or 2 bit
Terminator : Selectable from CR+LF or CR.
Communication method : Half duplex
Synchronous method : Start-stop synchronous method
Address : Select one from 0 to 31.
Communication data : ASCII code
Cable length : Approx. 1 km
Connectable units : Up to 32 units
Terminating resistance : Externally
Data transmission mode : Selectable from command or modbus

Various function

Zero tracking, Digital filter, Stabilization filter, Calibration LOCK switch, Digital linearize, Accumulating function, Preset tare

Operating temp./humidity range

Temperature -10 ℃ ~ 50 ℃, Humidity 85 % or less
(Non condensing)

Power supply voltage

AC100 V ~ AC240 V (AC85 V ~ AC264 V) 50/60 Hz

Power consumption

Approx. 10 VA (without any options, at AC100 V)
Approx. 18 VA or less (with options, at AC100 V)

Outline dimensions(WxHxD)

144 mm x 72 mm x 146.7 mm (excludes protruding parts)

Weight

Approx. 1.0 kg (without options)

Protection code

IP65 (Only for the fron panel when the attached panel mounting gascket is installed.