Bộ hiển thị điện tử Minebea CSD-892 series

Bridge power supply

DC5 V±0.25 V within 60 mA with sensing function

Applicable transducer

Upto 4 pieces of strain gage based transducers are connectable in parallel.

Input sensitivity

0.15 μV/d or more (d = minimum scale)
* 0.2 μV/d or more (When the usage conforms to CE marking.）

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 0.15 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, or stabilization filter.)

Analog filter

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

A/D sampling speed

500 times/s (Changeable to 250 times/s, 100 times/s or 50 times/s)

A/D internal resolution

24 bit

Main display

Display range : -99 999 ~ 99 999
Display increment : 1 (changeable to 2, 5, 10, 20 or 50)
Display unit : FSTN liquid crystal (with umber color LED back light)
Over display : [-OL] at minus over, [OL] at plus over.
A/D value over display : [-OVF] at minus over, [OVF] at plus over.

Condition display

ZERO, SPAN, mV/V, STABLE, TARE, GROSS, NET, CZ, LOCK, HOLD, ERROR

Display times

4 times/s

Display judgement

OUT 1, 2, 3, 4, or 5

Decimal point display

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

Display of unit

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

External control input signal

3 functions in the following can be arbitrarily selected.
OFF, Zero set, Zero clear, Tare, Tare clear, Hold, Net weight / Gross weight
*Above are pulse input, and effective once at a pulse width of 50 ms or more.
Hold, Display of NET value. (With ON, the net value is displayed when the GROSS value is shown.)
* Above are level input, and effective during short input of 50 ms or more.

External control output signal

5 functions in the following can be arbitrarily selected.
OFF, RUN, STABLE, During TARE, Display of GROSS, Display of NET, Center zero, During the hold, ERROR, Abnormal weight, Zero band, OK(S0), Full flow (S1), Midium flow(S2), Dribble flow, OVER, UNDER, FULL

Function of comparator

Set value -99 999 ~ 99 999
No. of set points: 5 points of S0, S1, S2, S3 and S4
Set value of hysteresis data width: 0 to 99 digits
Direction of hysteresis: Selectable from 'On delay' or 'Off delay'
Conversion times of comparator: Changeable to synchronous with the A/D sampling rate or display rate.)

[CSD-892-73]
CC-Link interface

Version of CC-Link : Ver. 1.10
Occupied station No. : Selectable from 1, 2 or 4 stations.
Baud rate : Selectable from 156 kbps, 625 kbps, 2.5 Mbps, 5 Mbps or 10Mbps.
Communication method : Poling method
Synchronous method : Bit synchronous method
Transmission route : RS-485 bus
Transmission format : HDLC conforming
Remote station : 01 ~ 64 when one station is occupied. 01 ~ 63 when two stations are occupied. 01 ~ 61 when four stations are occupied.
Connectable units : 64 units at maximum with occupied one station. 32 units at maximum with occupied two stations. 16 units at maximum with occupied four stations.
Connectable cable : Shielded twist pair special cable for CC-Link
Termination : Attached with resistance externally.
Status LED : Display the communication status by four (4) LEDs of [RUN], [ERR], [SD] and [RD].

[CSD-892-74]
RS-232C 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
Synchronizing method : Start - Stop synchronized method
Cable length : Within 15 m
Data transmission mode : Selectable from Command, Stream or Modbus.

[CSD-892-76]
RS-422/485 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
Synchronizing method : Start - Stop synchronized method
Cable length : Approx.1 km
Addoress : select one from 0 ~ 31.
Numbers of connectable units : 32 units at the maximum (RS-422 : 10 units)
Termination : Built-in (Selects the presence by the connection of terminal board.)
Data transmission mode : Selectable from Command, Stream or Modbus.
Changeover of RS-422 and RS-485 : Set by function

[CSD-892-07-25]
Voltage / Current analog output

Output : Current 4 mA ~ 20 mA, Voltage DC ±10 V
Load resistance : Current 510 ohm or less, Voltage : 5 k-ohm or more
Resolution : Approx. 1/12 000 or more, Non-linearity : 0.02 %F.S.
Over range :
When [-OL] is displayed;
Current Approx. DC2.4 mA, Voltage Approx. DC -11 V
When [OL] is displayed;
Current Approx. DC21.4 mA, Voltage Approx. DC11 V
Output frequency : 50 times/s, 100 times/s, 250 times/s, 500 times/s
(Synchronizing to sampling rate)
Temperature effect :
Current Zero ±0.005 %F.S./℃, Sensitivity ±0.01 %F.S./℃
Voltage Zero ±0.015 %F.S./℃, Sensitivity ±0.015 %F.S./℃

USB interface

Conforms to USB 2.0 (Can also use with the standard of USB 1.1)
Connector : mini USB B type (female).
*) Please use the USB interface after installing a special driver in the host.

Various function

Zero tracking

Stabilize the fluctuation of zero point in a constant condition.

Digital filter

Data is stabilized through the calculation process with the software in CPU.

Stabilization filter

The digital filter is reinforced and stabilized only when the width of the change of the load is constant.

Digital linearize

Execute the compensation of the non-linearity by the max. 3 points or less.

General specifications

Operating temp./humidity range

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

Power supply voltage

DC24 V (Permisible variable range : DC20.4 V ~ DC27.6 V)

Power consumption

Approx. 2.4 W (at DC24 V, Representative value of CSD-892 series)

Outline dimensions(WxHxD)

72 mm x 96 mm x 67.4 mm (excludes protruding parts)

Weight

Approx. 260 g

Standard conformed

EN61326-1 : 2006