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VX series - High performance PID controller
- High visibility and convenient view with bright negative LCD
- High input accuracy and excellent control performance
- Durable plastic key system
- Easy setup and maintenance with 5 keys
- Easy internal replacement by front without reconnecting terminal wires
- Multiple devices can be set in batch without separate input power with the loader
communication connection.
- Space saving with the 63 mm short body length
- Selectable unit display (°C, °F and %)
Suffix code
Model | Code | Content | ||||||||||
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VX | - | - | LCD Digital Temperature Controller | |||||||||
Size | 2 |
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| 48(W) x 96(H) x 62.5(D) ㎜ |
3 |
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| 96(W) x 48(H) x 62.5(D) ㎜ | ||||||||
4 |
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| 48(W) x 48(H) x 63(D) ㎜ | |
7 |
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| 72(W) x 72(H) x 62.5(D) ㎜ | |
9 |
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| 96(W) x 96(H) x 62.5(D) ㎜ | |
Sensor | U |
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| Universal input | |
OUT 1 (control output 1) | M |
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| Relay output | ||
S |
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| Voltage pulse output (voltage pulse output for SSR drive) | |||
C |
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| Current output (4-20 mA current output for SCR drive) | |||
OUT 2 (control output 2) | N |
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| None | |||
M |
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| Relay output | ||||
Power | A |
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| 100 - 240 V a.c., 50/60 Hz | ||||
D |
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| 24 V d.c., Class2 | |||||
Sub output | A1 |
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| 1 relay output (VX4 basic option) | |||||
A2 |
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| 2 relay outputs (VX2, VX7, VX9 basic option) | ||||||||
A4 | 4 relay outputs (※ *1) | |||||||||||
Communication | C | RS-485 communication | ||||||||||
Retransmission output (RET) | T | Retransmission output (4 ~ 20 mA) | ||||||||||
Digital input (DI) | D2 |
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| 2 digital inputs (DI 1 ~ 2) | ||||||||
D4 |
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| 4 digital inputs (DI 1 ~ 4) (※ *2) | |||||||||
Current detection input (CT) | H1 | Current detection input (CT) 1 contact | ||||||||||
H2 | Current detection input (CT) 2 contact (※ *3) | |||||||||||
Remote input (REM) | R | 1 input, 4 ~ 20 mA (1 ~ 5 V) | ||||||||||
Specification
Classification | VX2 | VX3 | VX4 | VX7 | VX9 | ||
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Input | Thermocouple | K, J, E, T, R, B, S, L, N, U, W, PLII | |||||
Reference junction compen sation accuracy | ± 1.5 ℃ (within -10 ~ 50 ℃) | ||||||
RTD | JPT100, PT100 | ||||||
Allowable line resistance | Each 3 wire within 10 Ω (but the resistance among 3 lines should be same) | ||||||
DC voltage / current | 1 ~ 5 V (4 ~ 20 mA), 0 ~ 5 V, 0 ~ 10 V, 0 ~ 50 mV, 0 ~ 100 mV | ||||||
Sampling cycle | 50 ms | ||||||
Control output | Relay output | ▪Rated switching capacity : 5 A 240 V a.c., 5 A 30 V d.c. ▪Max. switching power : 750 VA, 90 W ▪Max. switching voltage : 240 V a.c., 110 V d.c. ▪Max. switching current : 5 A ▪Mechanical life : 20 million times (at 180 CPM) | |||||
AC voltage type voltage pulse output | 12 V d.c. ± 1 V d.c. pulse voltage (load resistance min. 600 Ω) | ||||||
DC voltage type voltage pulse output | 12 - 15 V d.c. pulse voltage (load resistance min. 600 Ω) | ||||||
Current output | 4~20 mA ± 0.2 % of FS ± 1 digit, load resistance : max. 600 Ω | ||||||
Control | Control type | ON/OFF, PID control, 2DOF PID control | |||||
Output operation | Reverse action, direct action | ||||||
Memory | Non-volatile memory life | ▪EEPROM unlocked : when setting E2P.L : OFF in G.SET group (EEPROM life : 1 million times write guaranteed) ▪EEPROM locked : when setting E2P.L : ON in G.SET group (store in RAM) | |||||
Display part (H*W)mm | Display method | Wide viewing angle LCD | |||||
PV character | 20.5 x 6.9 | 19.7 x 7.2 | 15.2 x 6.8 | 19.8 x 9.3 | 29.0 x 13.6 | ||
SV character | 12.8 x5.9 | 10.7 x4.7 | 7.4 x3.9 | 10.2 x4.9 | 15.0 x 7.2 | ||
MV character | 9.3 x 4.4 | 7.3 x 3.5 | 7.4 x 3.9 | 7.5 x 3.3 | 11.0 x 4.8 | ||
USB Loader | Communication method | USB 2.0 | |||||
Protocol | ▪Protocol : PC-LINK ▪Baudrate : 38400 bps ▪Start bit : 1 bit ▪Data bit : 8 bit ▪Parity bit : None ▪Stop bit : 1 bit | ||||||
Communication distance | Within 5 m | ||||||
Option | Sub output | ▪Relay 1 ~ 4 outputs ▪rated switching capacity : 5A 240 V a.c., 5 A 30 V d.c. | |||||
Digital input | ▪2 points or 4 point (Digital Input (DI) 4 points can be selected as default for VX2, VX3, VX9, and conditionally for VX4/VX7.) ▪Contact input ON : 1 KΩ max., OFF: 100 KΩ min. ▪Non-contact input ON : 1.5 V max., OFF: 0.1 mA max. ▪Current Flow : approx. 2 mA per contact, ▪Voltage at open : Approx. 5 V d.c. | ||||||
Retransmission output | ▪1 output ▪4 ~ 20 mA ± 0.2 % of FS ± 1 digit ▪load resistance : max. 600 Ω | ||||||
Remote input | ▪1 input ▪4 ~ 20 mA (1 ~ 5 V) | ||||||
Current detection input | ▪1 input or 2 inputs ▪0.0 - 50.0 A ▪CT-70 current transformer (sold separately) (Detection Input (CT) 2 points can be selected as default for VX2, VX3, VX9, and conditionally for VX4/VX7.) | ||||||
RS-485 | Communic method | ▪EIA RS485 standard ▪2-wire half-duplex | |||||
Max. connections | 31 (address setting 1~99 available) | ||||||
Communic sequence | No sequence | ||||||
Communic distance | Within 1.2 ㎞ | ||||||
Communic speed | 4800, 9600, 14400, 19200, 38400, 57600 bps | ||||||
bit | ▪Start bit : 1 bit ▪Data bit : 7 or 8 bit ▪Parity bit : NONE / EVEN / ODD ▪Stop bit : 1 or 2 bit | ||||||
Protocol | ▪PC-LINK STD ▪PC-LINK WITH SUM ▪MODBUS-ASCII ▪MODBUS-RTU | ||||||
Response time | Actual response time = processing time + (response time X 50 ms) | ||||||
Power | AC Power Supply Voltage | 100 - 240 V a.c., 50/60 Hz | |||||
DC Power Supply Voltage | 24 V d.c., Class2 | ||||||
Voltage fluctuation rate | ± 10 % of power voltage | ||||||
Insulation resistance | Min. 20 MΩ, 500 V d.c. | ||||||
Dielectric strength | ▪3,000 V a.c. ▪50/60 Hz for 1 minute (between 1st and 2nd terminal) | ||||||
AC voltage type power consumption | Max. 8.5 VA | Max. 8.5 VA | Max. 8.2 VA | Max. 8.5 VA | Max. 9.0 VA | ||
DC voltage type power consumption | Max. 2.7 W | Max. 2.7 W | Max. 2 W | Max. 2.8 W | Max. 3.2 W | ||
Ambient temperature & humidity | -10 ~ 50 ℃, 35 ~ 85 % RH (without condensation) | ||||||
Storage temperature | -25 ~ 65 ℃ | ||||||
Certification |   | ||||||
▪Electrostatic discharge (ESD) : KN61000-4-2 ▪EFT(RS) : KN61000-4-3 ▪Conductive RF (CS) : KN61000-4-6 ▪SURGE : KN61000-4-5 | |||||||
IP65 (front panel) | IP65 (front panel) | IP66 (front panel) | IP65 (front panel) | IP65 (front panel) | |||
Weight | 202 g | 202 g | 120 g | 194 g | 290 g | ||
Basic components | Main body, Bracket, 250 Ω resistor (1%) , Rubber packing, Instruction manual | ||||||
Dimensions
