LED Dual Circuit Digital Controller (SWP-D823)

SWP-D823 Dual Channels LED digital instrument for Three-Position Control
MAIN FEATURES:
. All new concept of digitized automatic adjustment
. Support multi-units data communications, user-programmable protocol
. Unique fully accessible user-programmable setting
. Setting of input signal. Setting of zero and range of measuring value
. Alarm setting. Setting of outputs
. Parameters saved in memory to against power failure and password protection
. Total digitized cold-junction compensation
. Variety of external dimensions
. AC/DC switching power supply

Technical Parameters
INPUT RTD: PT100, CU100, CU50, etc.
Thermocouple: B, S, K, E, J, T, W, etc.
Current: 0~10mA, 4~20mA, 0~20mA, etc. (Ri≤ 250Ω )
Voltage: 0~5V, 1~5V, etc. (Ri≥ 250Ω )
RANGE -1999_9999 digit
ACCURACY 0.2% of Full Scale ± 1 digit or 0.5% of Full Scale ± 1 digit
DISTINGUISH ABILITY ± 1 digit
TEMPRATURE COMPENSATION 0_50° C
DISPLAY -1999_9999 Measuring Value Display
-1999_9999 Set Point Value Display
Light Emitting Diode Status Display
Bright LED digital display
Selectable 0.28" LED display
Selectable 0.56" LED display
Selectable 0.8" LED display
CONTROL METHOD Three position ON/OFF with hysteresis
OUTPUT Relay contact output: 220V AC/3A; 24V DC/5A(resistive load)
Standard analog signal output: 0~10 mA(≤ 500ohm)
4~20 mA(≤ 250ohm)
0 ~ 5 V(≥ 250 K ohm)
1 ~ 5 V(≥ 250 K ohm)

Control output: SCR output 400V/0.5A
SSR output 6V/50mA
Power supply: DC24V/30mA

ALARM Selectable relay high/low alarm output, LED indication
ALARM SENSITIVITY ± 1 digit
COMMUNICATIONS Different standard bi-directional serial data communication, I. E. RS-485, RS422, RS232, etc.

Baud rate 300~9600 bps internal parameters are flexible.
The RING connections are used for the communications between multi-instruments and main computer (PC, Programmer, Varity of computers, etc. )
SETTING Front Panel touch keypad digital setting
Data retention upon power failure via nonvolatile memory password protection for parameter settings

PROTECTION Input loop break Alarm (Relay output, LED indication)
Break Alarm(Relay output, LED indication)
Under-pressure automatic recovery
Unusual operation automatic recovery (watch dog)
OPERATING EVIROMENT Ambient Temperature 0~50° C
Relative Humidity ≤ 85RH
Avoid heavy corrodent gas
Power Supply Normal: AC220V+10-15% 50Hz± 2Hz

Special:
AC90V~260V---Switching Power Supply
DC24V± 2V---Switching Power Supply
POWER CONSUMPTION ≤ 5W(AC220V Power Supply)
≤ 4W(AC90~265V---Switching Power Supply )
≤ 4W(DC24V---Switching Power Supply )
CONSTRUCTION Standard Inserting Type
WEIGHT 420g(AC220V Power Supply )
260g(Switching Power Supply)