Transcript
Digital Controller〈PXH〉
High Speed control-50ms Input sampling Motorized Valve control (Position feed back/Servo control) Dual Controller (Heat/Cool controller) High PID Speed control-50ms Input sampling High Accurcy-0.1% Motorized Valve control (Position feed back/Servo control) 3 points, DI: 9 points, DO: 9 points, AO: 2 points) Extensive number of (Heat/Cool I/O points (AI: Dual PID Controller controller) Enhanced Math Functions High Accurcy-0.1% Totalize Function Extensive number of I/O points (AI: 3 points, DI: 9 points, DO: 9 points, AO: 2 points) RS-485 Modbus Communications Enhanced Math Functions and Transmitter Power Supply options available
Totalize Function RS-485 Modbus Communications and Transmitter Power Supply options available 21B1-E-0071
PXH Digital Controller
50ms sampling cycle and 0.1% accuracy offer precise control.
Easy-to-view 5 digit display
Control-output (3 types) Selectable as relay, SSR/SSC
0.0℃ can be indicated.
drive and current.
Universal-input
Digital-output
(max. 2 points)
(Max. 9 points)
Thermocouple, RTD, voltage or
Various event data as alarm
current input is switchable on the
and timer output are available.
front panel keys.
Digital-input (Max. 9 points)
Auxiliary Analog output (Max. 2 points)
Applicable to SV/PID set, AT Start/Stand-by,
Max. two points out of PV/SV/MV/DV are available as
Remote/Auto/Manual switch, Alarm-latch clear, et. al.
analog output.
Auxiliary Analog input (1 point) Applicable to flow compensation and remote SV
Transmitter Power Supply (Option) 24V DC, 23mA max.
setting.
Math functions Flow compensation, High/Low selector control, ratio, calorie calculation, et. al.
PC loader interface and software through RS-232C Communication The loader software enables easy parameter setup.
Totalize Function Recipe Function Input Linearize Function 2
RS485 Modbus communication function (option) 64step ramp/soak function PID Palette Max. 7 combinations of SV, PID are available.
Quick PID ensures precise control to prevent overshoot and improve response to disturbances. Applicable to various process controls including flow control and pressure control.
model : PXH Front Panel
User friendly, Easy-to-view Mode indicator displays status as stand-by, control mode, output, alarm, etc.
Status indicator displays SV select No. (at operation) and parameter No. (at setting)
PV indicator has 5 digit display. 0.01˚C indication is possible.(Charactor height : 20mm)
Bargraph indicator displays MV (12 segments)
SV/MV indicator Waterproof construction is equipped on front panel as standard. NEMA4x (IEC standard IP66 equivalent)
Easy configuration
displays SV and MV. (Charactor height : 13mm)
User function keys offer one touch operation for Remote/ Auto switch, Stand-by, Alarm-latch clear, AT, etc. is definable by user.
Application Template
Pre-installed programming templates allow easy configuration for various applications. Just by selecting appropriate "Application Template", input/output setting and internal calculation blocks can be automatically configured. Template (Control Type) Position proportional control type
PV SV
PV
Position feedback control type Dual control type (Heat/Cool) 2 position control type 2 inputs switching control type 2 inputs selection control type Feed forward control type
[Ao1T]
Retransmission output1
Output type setting
RET1
AO 1
MV
SV
Measurement value 1 Measurement value 2 Aux.input /Remote SV input
PV1
Input Conditioner
PV2
Input Conditioner
Ai1
Input Conditioner
Result of calculation
Local SV
[RSV1]
EX-MV output command
Di1
R-ACK
Di2
SMV
Di3
No allocation
Di4
EX-MV
Di11
Measurement value 1
No allocation
Di15
Ex-MV balance bumpless switching type
.. .
L
R
Remote command
SV
PV
PID operation
Measurement EX-MV setting value 1 [EXM1]Measurement value 2 Manual MV setting Aux. input
Di allocation Remote acknowledge Manual command
PV
Remote SV
Remote [REM] command (Parameter setting or key operation)
* Di allocation can be changed with parameters. * Since the R-ACK value is INH at the time of delivery, set it to ENA before use.
SV select signal 1 SV select signal 2 SV select signal 3 EX-MV output command
RET1
MeasureOutput menttype setting1 value
A
PV1 M
PV2
Ai1
Retransmission output2
PV
Input Conditioner
PV1 AO 1
MV
[AiM] Math module
[Ao1T]
Retransmission output1
Current OUT1 output or SSR driver output
Local SV
EX-MV
Manual command ALM1
Input Conditioner
Di2
No allocation
SV
RUN
No allocation
EX-MV output command
[STBY] or Di allocation
Stand-by command
Alarm
Di15 * Di allocation can be changed with parameters. * Since the R-ACK value is INH at the time of delivery, set it to ENA before use.
* Do allocation can be changed with parameters. * Higher priority is assigned to designation of [OTYP] for the output to Do4.
LED display allocation ALM1 to 4 OR of all the ALMs
A/M chargeover
MV1
Control output1
DO 4
Relay No allocation output (Control * Do allocation can be output) changed with parameters. * Higher priority is assigned Alarm to designation of [OTYP] for the output to Do4. Do1 LED display allocation Do2 Do3 Do4
ALM1 to 4
Relay output (Do)
OR of all the ALMs
RET2
RUN
Current output or OUT1 STBY SSR driver output
DO4
AO 2
DO 4
Control output1
ALM3 ALM4 No allocation
Alarm
Relay output (Do)
Current OUT1 output or SSR driver output Current OUT2 output or Transmitter supply DO4
Relay output (Control output)
DO allocation
ALM2
Relay output (Control output)
Do11 to Do15
L Do1 to L Do5
MV1
Depend on [OTYP] setting
ALM1
Current OUT2 output or Transmitter supply
EX-MV output command DO allocation Preset output value Current Do1 ALM1[PMV1] OUT1 output or Stand-by SSR driver Do2 output command [STBY] or ALM2 Di allocation Do3 Current ALM3 OUT2 output or Transmitter Do4 ALM4 supply DO4
[Ao2T]
Retransmission output2
MV
A
Re-
SMV
Preset output value [PMV1] Di11
PID operation
SV
Remote SV transmOutput type PV Remote [Ao1T] ission 2 Depend on AO SV Ai1 Input Conditioner Current [RSV1] EX-MV setting output1 setting SV input RET2 OUT2 output or SV R [OTYP] M [EXM1] RET1 MV Transmitter AO 1 Remote MVcommand Result of setting supply [REM] Recalculation Remote setting or key operation) Manual MV setting RUN command DO 4 (Parameter transmPV Relay Input DO4 Control PV [AiM] ission output Conditioner [Ao2T] output2 output1 (Control Depend on AO 2 SV PID Di allocation Math MV1 output) RET2 [OTYP] L operation Input Remote module MV Local SV SV A setting acknowledge Conditioner Remote STBY R-ACK DO allocation acknowledge Di1 [Ao2T]
Do1 EX-MV setting R Di3 No allocation M Remote [EXM1] ReDo2 ALM2 acknowledge transmEX-MV Output type PV STBY ission EX-MV Di4 output Do3[Ao1T] ALM3 Manual MV setting setting output1 A/M chargeover SV command Relay RET1 output AO 1 ALM4 MV Do4 SV select Di allocation (Do)ReNo allocation Di11 transmPV No allocation EX-MV output command PV Input Conditioner PV1 SV1 ission SV select Do11 [Ao2T] Di1 SV select 1 output2 signal 1 to * Do allocation can be Depend on AO 2 SV PID Di15 to Preset RET2 SV output selectvalueDi2 Do15* Di [OTYP] L SV select 2 operation changed with parameters. allocation can be MV [PMV1] signal 2 Local SV SV A setting * Higher priority isSV7 assigned changed with Stand-by SV select Alarm parameters. to designation of [OTYP] Di3 SV select 3 command [STBY] signal 3 or DO 4 * Since the R-ACK for the output to RUN Do4. EX-MV output command Di allocation Di4 value isControl INH at the EX-MV EX-MV time of output1 delivery, set it EX-MV setting output LED display allocation R to ENAoutput beforevalue use. MV1 command M Preset [EXM1] L Do1 [PMV1] to ALM1STBY to 4 Indicator Stand-by No allocation L Do5 Manual MV setting DO allocation Di11 lamp command [STBY] or OR of all Di allocation ALM1 SV select the ALMs Di15 L ALM Di allocation * Di allocation can be ALM2 changed with SV1 Di1 SV select 1 parameters. ALM3 * Since the R-ACK to value is INH at the Di2 SV select 2 time of delivery, set it ALM4 SV7 to ENA before use. Di3 SV select 3 Di4
L
PV
* Do allocation can be changed with parameters. * Higher priority is assigned to designation of [OTYP] for the output to Do4.
Do1 Do2 Do3 Do4
Relay output (Do)
Do11 to Do15
LED display allocation ALM1 to 4 OR of all the ALMs
L Do1 to L Do5
Indicator lamp
L ALM
Indicator lamp
L ALM
Do11 to Do15
L Do1 to L Do5
Indicator lamp
L ALM
"Application Templates" are pre-installed. ● PID
● Heat/Cool control
● PID + SV select
● Heat/Cool control with SV select
● PID + Mathematical Module
● Totalization
● PID + SV select + Mathematical Module
● Position feedback control
● PID + Input select + Mathematical Module
● Servo control 3
PXH Digital Controller Easy configuration
Recipe Function
-The value of the Parameter can be changed synchronizing with the change of the PID Palette. -10 Parameters can be registered as a Recipe Parameter for each PID Palette. PID Palette 3 Palette PID PID Palette 1P7 2 P1 P7 I7 I1 I7 D7 D1 D7ARH7 ARH7 ARH1 ARL7 ARL7 ARL1
PID Palette 7 P7 I7 D7 ARH7 ARL7
PID Palette 3 Palette PIDPID Palette 1P7 2 P1 P7 I7 I1 I7 D7 D1 D7ARH7 ARH7 ARH1 ARL7 ARL7 ARL1
PID Palette 1 to 7
Addition of Recipe Parameter
PID Palette 7 P7 I7 D7 ARH7 ARL7
PID Operation
Recipe1 Recipe2 Recipe3
Recipe1 Recipe1 Recipe2 Recipe1 Recipe2 Recipe3 Recipe2 Recipe3 Recipe3
Recipe Parameter
Recipe10
Recipe10 Recipe10 Recipe10
-Plastic Injection Machine. Plastic product A
Plastic Injection Machine
PID Palette + Recipe 1 P =10.5 I =67.5 D =25
MH =90% ML =10% AL1 =150C
MV
PV
Plastic product B
DI to chane Recipe The suitable parameter is different between Product A and Product B. The suitable parameters can be readily available by selecting Recipe number.
PID Palette + Recipe 2 P =75.0 I = 2.5 D =59.7
MH =70% ML =-3% AL1 =400C
Enhanced Functions Input Linearize Function
output
-The Linearize function can be linear converted by using the table of 16 points. -Linearize function has been added to all analog inputs (PV1,PV2,Ai1).
input
Input block diagram User Adjustment PV1,2 (TC/Pt/V/I) Ai1 (V)
Input Linearize
Square root
Inputfilter
SPAN
PID module
Math module
ZERO
Totalize Function
PV / Totalized value Display(7digits)
-Totalize function can be added to all Templates. Outline of specification 1) Totalized value 2) Totalize source 3) Totalize resolution 4) Status 5) Totalized value output 6) Alarm output 7) Totalized data backup
-1999999 to 9999999 (7 digits) PV1, PV2, Ai1, AiM XXX.XXXX to XXXXXXX RUN / HOLD / RESET via Re-transmission output via DO1 to DO4 Backup cycle 30 seconds to EEPROM (No battery equipped)
4
PV Totalized input MV Valve (Orifice)
Boiler
model : PXH
Other powerful features and functions
Mathematical Module (standard feature) The number of expressions are 24 types. Useful for various applications involving process manipulation, input switching, etc. by the numeric operation between two or three inputs. User defined formulas can be applied to process and analog inputs. (Data type : Engineering unit with floating decimal point)
Flow compensation, Average, High/Low selector, Input selector and etc. Constant k01-k16 PV1
Operational expression CALC
PV2
●PV ●Re-Transmission ●Feed forward ●EXMV
Result of operation AiM (CH7-27)
Ai1 CALC Name of operation set value
Math function
0
No operation
AiM= PV1
1
Expression 1 (Flow rate compensation calculation)
AiM= k01×
2
Expression 2 (Flow rate compensation calculation)
AiM= k01×PV1×
3
Expression 3 (Flow rate compensation calculation)
AiM= k01×PV1×
4
Expression 4
AiM=
5
Expression 5
AiM=
Expression 6
AiM= k01×PV1×(k02×PV2+k03×Ai1)+k04×Ai1+k05
L selector, 2 points
AiM= Min (PV1, PV2) Use either PV1 or PV2 input, whichever is smaller, as PV.
6 7
H selector, 2 points
9
H selector, 3 points
8 10 11
*1
*2
Ai1+k02 k04 × k03 PV2+k05 PV1 : Flow rate (Differential pressure), PV2 : Temperature, Ai1 : Pressure PV1 × *1
Ai1+k02 k04 × k03 PV2+k05 PV1 : Flow rate (Differential pressure), PV2 : Temperature, Ai1 : Pressure Ai1+k02 k04 × k03 PV2+k05 PV1 : Flow rate (Differential pressure), PV2 : Temperature, Ai1 : Pressure (k01×(k02×PV1+k03×PV2+k04×Ai1)+k05) (k06×(k07×PV1+k08×PV2+k09×Ai1)+k10) (k01×((k02×PV1+k03)×(k04×PV2+k05)×(k06×Ai1+k07))+k08) (k09×((k10×PV1+k11)×(k12×PV2+k13)×(k14×Ai1+k15))+k16)
AiM= Max (PV1, PV2) Use either PV1 or PV2 input, whichever is larger, as PV.
AiM= Max (PV1, PV2, Ai1) Use one out of PV1, PV2, or Ai1 input, whichever is largest, as PV.
L selector, 3 points
AiM= Min (PV1, PV2, Ai1) Use one out of PV1, PV2, or Ai1 input, whichever is smallest, as PV. AiM= PV1 when PV1<= k01, PV2 when PV1>k01
Input switching, 2 points
*1 Square root extraction cut point can be set at k06. *2 Square root extraction cut point can be set at k07.
Application example (Math Function) Flow rate compensation
High selection control
Ai1 (P’) PV1 (P) Differential Pressure Transmitter Pressure Transmitter
PV2 (T)
Math Module [Expression 2]
AiM
PV
PID Operation
Temperature sensor b Temperature sensor c
Thermometer
Math Module [Expression 7 or 9]
PV
AiM
MV PID Operation
SV
The highest sensor signal is always chosen and it is used for PV
BTU Calculator
PV2 (T2)
Thermometer a
Ai1 (T3)
(Control of floor temperature)
Input change control PV1 (T1)
PV2 (T2)
Floor
PV1 : Differential Pressure of Orifice P : Pressure of fluid T : Temperature of fluid
(Orifice)
: Distributor
PV (T1)
Signal Conditioners
SV
Thermometer b
Temperature sensor a
MV
Math Module [Expression 11]
AiM
PV
PID Operation
Math Module Expression 20
MV
SV Measurement temperature
IN
Aim
PV display
Retransmis sion output
Thermocouple b
An accurate temperature sensor is properly used at high temperature/low temperature.
K01 Change point (˚C)
Thermocouple a
OUT Actual temperature
5
PXH Digital Controller software
Loader software enables easy parameter-settings Connection from standard loader port or from optional RS-485 communication.
With standard loader software, Parameters can be easily uploaded/downloaded. PID tuning status can be easily viewed on PC.
Menu
Template selection
Preview for Parameter print
PID tuning status
Parameter settings/changes
Small instrumentation system is easily configurable RS-485 (MODBUS) communication allows for connecting up to 31 units using any general-purpose SCADA software.
Max. 31 units can be connected by RS-485 (Modbus)
Temperature 6
Differential Pressure
Pressure
Flow
Level
Gas
model : PXH
Specifications
General
Input
Size and Mass Power supply Power consumption External terminals Measuring value input Auxiliary analog input (option) Digital input
Function
Valve openings feed back Control method Controller type selection Control mode
Indication
Alarm output Memory back-up Accuracy PV indicator SV indicator Status indicator Bargraph Mode indicator
96(W) ×96(H) ×81.5(L)mm, 500g AC100 (-15%) - 240V (+10%), 50/60Hz 15VA or less (for AC100V) 20VA or less (for AC220V) Screw terminal (M3) Sampling cycle : 50ms Input type : Thermocouple, resistance bulb, DC Voltage/Current Sampling cycle : 100ms Input type DC Voltage (DC1-5V, 0-5V, 0-10V) Number of input : 4 or 9 points Specification : Contact or transistor input Contact rating : DC12V, ca.2mA per point potentiometer 100-10kΩ 2-degree-of-freedom PID control with Auto tuning with application templates Auto/Manual Auto/Manual/Remote Max. 9 points as digital output by nonvolatile memory 0.1%1digit of full scale LED 7 segments 5 digits (red color), charactoer height: 20mm LED 7 segments 5 digits (orange color), character height: 13mm LED 7 segments 2 digits (orange color), character height: 12mm LED 12 segments (orange color) Stand-by, Control mode, output, alarm
Output
RS232C communication RS485 communication (Option) Applied standards
Ordering code Digit
Description
4
96x96mm 5 1 loop, PID controller 1 loop, Heating/cooling control 1 loop, Motorized valve control output with PFB 1 loop, Motorized valve control output without PFB 6 Universal input, 1 point Universal input, 2 points 7 None DC voltage 8 9
