Specifications - Panasonic KT4 series Instruction Manual

(1) In the case of a large difference between the SV and processing temperature (PV) as the
temperature is rising
When AT bias is set to 20 , the AT process will fluctuate at the temperature 20
Temp. Temperature 20
SV
AT
(2) In the case of a stable control
The AT process will fluctuate around the SV.
Tem p.
SV
(3) In the case of a large difference between the SV and processing temperature (PV)
as the temperature is falling.
When AT bias is set to
Temp.
(4)
SV

10. Specifications

10.1 Standard specifications
Mounting
Setting
PV display
Display
SV display
Accuracy (Setting and Indication):
Thermocouple : Within
RTD
DC current
DC voltage
Input sampling period
Thermocouple : K, J, R, S, B, E, T, N, PL- , C(W/Re5-26) External resistance, 100
Input
RTD
DC current
DC voltage
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lower than the SV
(4)
Time
(1) (2) (3)
AT
(1) (2)
20 , fluctuation is applied at the te mperature 20
Temperature 20 higher than the SV
AT
(1) (2)
: Flush
: Input system using membrane sheet key
: Red LED 4 digits, character size 10.2 x 4.9 mm (H x W)
: Green LED 4 digits, character size 8.8 x 4.9 mm (H x W)
0.2% of each input span
whichever is greater
However, for R, S input, 0 to 200
B input, 0 to 300
K, J, E, T, N input, less than 0
: Within 0.1% of each input span
within 1
: Within 0.2% of each input span
: Within 0.2% of each input span
: 0.25 seconds
(However, for B input: External resistance, 40
: Pt100, JPt100, 3-wire system
Allowable input lead wire resistance (10
: 0 to 20mA DC, 4 to 20mA DC
Input impedance: External shunt resistor (AKT4810) 50
Allowable input current (50mA or less)
: 0 to 1V DC Input impedance (1M
Allowable input voltage (5V or less)
Allowable signal source resistance (2k
(1):
Calculating PID constant
(2):
PID contatnt calculated
Controlled by the PID
(3):
constant set by auto-tuning.
(4):
AT bias value
:
AT Auto-tuning starting point
(1):
Calculating PID constant
(2):
PID constant calculated
Controlled by the PID
(3):
constant set by auto-tuning
:
AT
Auto-tuning starting point
Tim e
(3)
(1): Calculating PID constant
(2): PID constant calculated
(3): Controlled by the PID
constant set by auto-tuning
(4): AT bias value
AT Auto-tuning starting point :
Time
(3)
(400 ): Within
(600 ): Accuracy is not guaranteed
(32 ): Within
(2 ), whichever is greater
lower than the SV.
higher tha n the SV .
1digit, or within 2 (4 ),
6 (12 )
0.4% of input span
1digit, or
1digit
1digit
or less)
or less per wire)
or more)
or less)
1digit
or less