It is a high accuracy universal temperature controller.
High Precision control with 18bit A/D convertor ±0.1% of full scale ±1 digit
Auto/Manual output support
Heating · Cooling control
Reserve function of Run/End
Run/Stop function
Run/Stop by external input, SP selectable
3points alarm and 2points retransmission outputs support as standard
Display of running status in auxiliary output
Input piece bias funcion(Max. 4points)
Available function to prevent over-shoot(fuzzy)
Auto PID calibration(AT Gain)
Various communication protocol support (Modbus and etc.)
Heater break alarm support(ST541)
Easy change and setting up parameter, followed by front display loader(ST541)
78mm thickness compact size(ST541)
C omfortable keypad button, U.key (AT, Run/Stop, Auto/Man) : ST541
In case when SP changes often, Fuzzy manages over-shoot with best results
Set gain values when PID parameters set by Auto-Tuning
To make faster response time, decrease the gain value and to make better control value stabilization, increase the gain value.
But, less gain value leads more hunting.
Support free PC S/W which can control/monitor the NOVA series on user PC, and improves user convenience and economics.
Group | ST541 | ST540 | ST560 | ST570 | ST580 | ST590 | ||
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Size | 48(W)×48(H)×78(L) |
48(W)×48(H)×100(L) |
96(W)×48(H)×100(L) |
72(W)×72(H)×100(L) |
48(W)×96(H)×100(L) |
96(W)×96(H)×100(L) |
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PV/SP display | Each 5 digits |
Each 4 digits |
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Sampling time | 250ms |
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Control mode | Normal control/Heating·Cooling control |
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PID control | 4 PID groups(3 Zone PID groups + 1 Deviation PID group) |
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Temperature setting(SP) | SP 1 ~ SP 4 |
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Analog input | Type/Accuracy | 1point(Universal input) /±0.1% of full scale ±1 digit (Inquire separately for PTC and JPTB) |
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TC | K, J, E, T, R, B, S, L, N, U, W, Platinel Ⅱ |
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RTD | PT100(IEC), JPT100(JIS), 1/100 Displayable |
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DCV | -10 ~ 20mV, 0 ~ 100mV, 0.4 ~ 2.0V DC, 1 ~ 5V DC, 0 ~ 10V DC(4 ~ 20mA, 0 ~ 20mA, External resistance 250Ω, 500Ω Attach) |
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Analog output | Type | 3points(Universal output) |
5points(Universal output) |
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Output type | Control output, retransmission output(PV, SP, MV) or loop power supply |
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SSR | 12V DC |
18V DC(Resistance : Min. 600Ω) |
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SCR | 4 ~ 20mA DC, 0 ~ 20mA(Option)(Resistance : Max. 600Ω) |
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Relay | Max. 30V DC/1A, 250V AC/1A |
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Digital output |
Quantity |
A : 2points + 1point
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A : 1point, C : 1point
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A : 2points, C : 1point
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Specification |
Max. 30V DC/1A, 250V AC/1A
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Signal type |
Is 2points(541), Alm 3points, Run 1point, Heat 1point, Cool 1point
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Digital input |
Specification |
2points(Contact point capacity : Max. 12V DC, 10mA)
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Function |
Run/Stop, SP select
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Heater break alarm(HBA) | 50A/800:1 CT |
- |
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Communication | Max. 38400bps |
PC-Link, PC-Link(Checksum), Modbus(ASCII, RTU), Sync(Master, Slave), Max. 19200bps |
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Power | 100~240V AC, 50/60Hz, 10VA Max. |
Model | Additional code | Contents | Remark | ||||||||
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ST5 | □ | □ | - | □ | □ | / | □ | / | □ | ||
Size |
9 | 96 * 96 |
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8 | 48 * 96 |
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7 | 72 * 72 |
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6 | 96 * 48 |
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4 | 48 * 48 |
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Length |
0 | Normal |
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1 | Compact(541) |
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Control method |
0 | Normal control |
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1 | Heating·Cooling control |
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Power |
0 | 100 ~ 240V AC |
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1 | 24V DC |
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Option1 |
RS | RS485 |
Att.1 |
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DI | DI 2points |
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LPS | 24V DC |
Att.2 |
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AOUT | Analog output (540 only) |
Att.3 |
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SUB | Relay 1point (541 only) |
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HBA | Heater break alarm (541 only) |
Att.4 |
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Option2(541 only) |
DCV1 | 0 ~ 20mA DC |
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DCV2 | 0 ~ 5V DC |
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DCV3 | 1 ~ 5V DC |
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DCV4 | 0 ~ 10V DC |
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Att.1) RS/DI options cannot be consolidated
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Att.2) 24V DC sensor power
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Att.3) In case of ST540 /AOUT, Options SUB RELAY N/A
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Att.4) HBA/DI options cannot be consolidated, SCR control mode, N/A, CT800:1(50A) available
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1 | Manual | Instruction manual |
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Communication manual | |||
Software manual | |||
2 | Catalogue | Catalogue | |
3 | Dimension | Dimension | |
4 | Software | Software |