Lutron CT-2022 เครื่องควบคุมและแสดงผลสัญญาณ พร้อมระบบแจ้งเตือน

GENERAL SPECIFICATIONS

Display

2.4" TFT LCD

4 indicators :

PV ( process value )

SV ( set value )

Control out

Alarm out

According the 4-20 mA input signal, user can preset the desire display value between -1999 to 9999 ( decimal point can select to DP1, DP2, DP3 ). Until set the display value, all the data will save into the memory circuit permanently

Input Signal

Linear, 4 to 20 mA, 0 to 5 V, RS485

Accuracy @ 23 ± 5 ℃

Span: ± ( 0.15% + 2d ) F.S.

Zero: ± ( 0.1% + 2d ) F.S.

* F.S. : full scale

Circuit

Custom chip of microprocessor LSI circuit.

Sampling Time

Approx. 1 second.

External Power Supply

DC 24 V, 50 mA max.

Data Output

RS 232 PC serial interface.

Relay Output

• Number: 2 relays

• Function: Relay 1 (High/Low control), Relay 2 (High/Low alarm)

• Max load: 0.5 ACA/250 ACV, 0.5 DCA/24 DCV

* Do not apply the relay contact load current > 0.5 A, other wise the relay may be damaged permanently without warranty

Main Internal Function Selection

• Decimal point adjustment: DP1, DP2, DP3

• Low limit of range adjustment 4 mA/0 V = X X X X, min. value is -1999

• High limit of range adjustment 20 mA/5 V = X X X X, max.value is 9999

• Alarm function adjustment: High Alarm or Low alarm.

• Control function adjustment High control or Low control.

• Deviation of Alarm

• Deviation of Control

• Filter value of display reading

• Offset adjustment

• Gain adjustment

• RS232 output unit code setting

Default of internal function :Without advice previously, the function of CT-2012 will preset :

• 4 mA = 0, 20 mA = 9999.

• High control mode.

• High alarm mode

• RS232 output unit code = 0 ( no unit ).

Front Panel Function Selection

• Control set-point value adjustment.

• Measuring value ( Process value ) offset. Use to offset the PV indication from the actual PV

• Alarm set-point value adjustment

Operating Temperature

0 to 50 ℃.

Operating Humidity

Less than 80% R.H.

Power Supply

90 to 260 ACV, 50/60 Hz.

Power Consumption

Approx. 3.5 VA/AC 110V

Approx. 4.9 VA/AC 220V.

Weight

384 g/ 0.84 LB.

Dimension

DIN size : 96 x 48 mm / Panel cut size : 92 x 46 mm / Depth : 110 mm.

Accessories Included

Instruction manual (1 PC)

Case holder with screw (2 PCs)

Optional Accessories

SW-U801-WIN software

UPCB-02 RS232 cable

USB-01 USB cable