It is an economical universal temperature controller.
High Precision control with 18bit A/D convertor ±0.2% of full scale ±1 digit
Auto/Manual output support
2point alarm output support as standard(Max. 4points)
Input bias function
PV, SP, MV retransmission output
Available function to prevent over-shoot(Fuzzy)
Auto PID calibration(AT Gain)
Various communication protocol support(Modbus and etc.)
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.
Protocol - PC LINK, MODBUS(ASCⅡ, RTU), SYNC Master, Slave in case of RS485 communication Max. 1.2Km, Max. 31 slave controller multi-drop
Group | ST300 | ST320 | ST340 | ST360 | ST370 | ST380 | ST390 | |
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Size | 22.5(W)×75(H) ×91.9(L) |
48(W)×24(H)×100(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 4 digits |
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Sampling time | 250ms |
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Control mode | Normal control |
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PID control | 1 Zone PID |
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Temperature setting(SP) | SP 1 |
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Analog input | Type/Accuracy | 1point(Universal input) / ±0.2% of full scale ±1digit (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 | Select 1 point |
Select 2 points |
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Output Type | Control output |
Control output, Retransmission output (PV, SP, MV) or Loop Power Supply |
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SSR | 10V DC |
15V DC |
18V DC (Resistance : Min. 600Ω) |
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SCR | 4~20mA DC (Resistance : Max. 600Ω) |
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Relay | Max. 30V DC/1A, 250V AC/1A |
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Digital output |
Quantity |
O.C 1 point
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A : 1 point + 1 point
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A : 2 points
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A : 2 points + 2 points
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A : 2 points
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A : 2 points + 2 points
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Specification |
Max. 30V DC/1A, 250V AC/1A / O.C 24V DC 50mA less
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Signal type |
Alm 1 point
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Alm 2 points
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Alm 4 points
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Alm 2 points
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Alm 4 points
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Heater break alarm(HBA) | 50A/800:1 CT |
- |
50A/800:1 CT |
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Communication | PC-Link, PC-Link(Checksum), Modbus(ASCII, RTU), Max. 19200bps |
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Power | 100~240V AC, 50/60Hz, 10VA Max. |
Model | Additional code | Contents | Remark | ||||||
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ST3 | □ | 0 | - | □ | □ | / | □ | ||
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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2 | 48 * 24 |
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0 | 22.5 * 75 (Rail type) |
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Control output |
S | SSR |
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A | SCR(4 ~ 20mA) |
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R | RELAY |
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Power |
0 | 100 ~ 240V AC |
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1 | 24V DC |
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Option |
RS | RS485 |
Att.1 |
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RET | Retransmission output |
Att.1 |
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HBA | Heater break alarm |
Att.1 |
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ALM2 | Relay 1point (320 only) |
Att.2 |
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ALM3 | Relay 1point (390, 370 only) |
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ALM4 | Relay 1point (390, 370 only) |
Att.1 |
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Att.1) RS, RET, HBA, ALM4 options cannot be consolidated (RS, HBA is available to mix), CT800:1(50A) available |
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Att.2) ST340, 360, 370, 380, 390 Standard |
1 | Manual | Instruction manual | |
Communication manual | |||
Software manual | |||
2 | Catalogue | Catalogue | |
3 | Dimension | Dimension | |
4 | Software | Software |