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Controllers Indicators
Digital Indicating Controllers
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LT450 Series
(48mm X 96mm) Digital Indicating Controllers
LT470 Series
(96mm X 96mm) Digital Indicating Controllers
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| Models
LT450 and LT470 digital indicating controllers feature
all functions, which are necessary for various control
applications, including newly developed PID algorithms
and a learning type overshoot suppression function "JyroNavi". |
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Features
- Easy view and simple
operation by large LED displays and large switches
- Universal input of thermocouples,
resistance thermometers and DC voltage/current
- MODBUS communications
protocol
- Front panel with 7mm
thickness
- Conformance to CE, UL
and CSA
- Front panel conforming
to NEMA4X (IP66) water and dust protection (option)
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Models
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Models
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Specifications
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| LT45010110-00A
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On-off
pulse type, with remote input and transmission signal |
| LT45020100-00A
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On-off
servo type, with remote input |
| LT45030110-00A
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Current
output type, with remote input and transmission
signal |
| LT45050110-00A
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SSR drive
pulse type, with remote input and transmission signal
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| LT45060110-00A
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Voltage
output type, with remote input and transmission
signal |
| LT450U0110-00A |
Control
output multi type, with remote input and transmission
signal |
| LT47010110-00A |
On-off
pulse type, with remote input and transmission signal |
| LT47020110-00A |
On-off
servo type, with remote input and transmission signal |
| LT47030110-00A |
Current
output type, with remote input and transmission
signal |
| LT47050110-00A |
SSR drive
pulse type, with remote input and transmission signal |
| LT47060110-00A |
Voltage
output type, with remote input and transmission
signal |
| LT470U0110-00A |
Control
output multi type, with remote input and transmission
signal |
Measuring Ranges
| Inputs |
Input
ranges |
| Thermocouple |
B |
0.0
to 1820.0°C |
32
to 3300°F |
| R |
0.0
to 1760.0°C |
32
to 3200°F |
| S |
0.0
to 1760.0°C |
32
to 3200°F |
| N |
0.0
to 1300.0°C |
32
to 2350°F |
| K |
-200.0
to 1370.0°C |
-300
to 2450°F |
| E |
-200.0
to 700.0°C |
-300.0
to 1250.0°F |
| J |
-200.0
to 900.0°C |
-300.0
to 1650.0°F |
| T |
-200.0
to 400.0°C |
-300.0
to 700.0°F |
| U |
-200.0
to 400.0°C |
-300.0
to 700.0°F |
| L |
-200.0
to 900.0°C |
-300.0
to 1650.0°F |
| WRe5-WRe26 |
0
to 2310°C |
32
to 4190°F |
| W-WRe26 |
0
to 2310°C |
32
to 4190°F |
| PtRh40-PtRh20 |
0.0
to 1880.0°C |
32
to 3400°F |
| Platinel
II |
0.0
to 1390.0°C |
32
to 2500°F |
| Resistance
thermometers |
Pt100 |
-200.0
to 850.0°C |
-300.0
to 1500.0°F |
| JPt100 |
-200.0
to 649.0°C |
-300.0
to 1200.0°F |
| DC
voltage |
20mV |
0
to 20mV (0.00 to 20.00) |
Scale
setting range
-19999 to 20000
Decimal point position adjustable |
| 5V |
0
to 5V (0.000 to 5.000) |
| 10V |
0
to 10V |
| DC
current |
20mA* |
4
to 20mADC (Converted into 1 to 5V) |
Note) For DC current input,
a shunt resistor (250 )
is necessary.
Specifications
Input Specifications
| Input
signal |
| Thermocouple
|
B, R, S, N,
K, E, J, T, U, L, WRe5-WRe26, W-WRe26, PtRh40-PtRh20,
Platinel II |
Resistance thermometer
Pt100,
JPt100
DC voltage
0 to 20mV, 0 to 5V, 0 to 10V
DC current
4 to 20mADC
A 250 shunt
resistor (sold separately) and the 5V (1 to 5V)
are used. |
| Accuracy
rating |
±0.1%
± 1 digit (at reference operation conditions)
Exception: ±0.3% ± 1 digit for PtRh40-PtRh20 |
| Reference
junction compensation accuracy |
±1.0°C
(23°C±10°C), ±2.0°C (-10°C
to 50°C) |
| Measuring
unit |
°C
or °F |
| Sampling
cycle |
About
0.2 second |
| Burnout |
Up
scale/down scale (selectable) |
| Scaling |
Ranges/scales
of DC voltage/current input are optional settings.
(-19999 to 20000) |
| Scale
decimal point |
0
to 4 |
Control Specifications
| Control
cycle time |
Approx.
0.2 second |
| Control
system |
On-off
pulse type PID system
Current output type PID system
SSR drive pulse type PID system
On-off servo type PID system
Voltage output type PID system
Multiple control type (on-off pulse type/current
output type/SSR drive pulse type) PID system
* 2-position control is selectable. |
| Auto-tuning |
Standard
(Manual setting of PID constants enabled) |
| PID
constants |
4
sets switching (interlocking to SV)
| P
|
0.1 (0.0) to
999.9% (0 = 2-position) |
| I
|
0 to 9999 seconds |
| D
|
0 to 9999 seconds |
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| PID
deadband (gap) |
0.0
to 9.9% (4 sets switching, interlocking to SV) |
| Anti-reset
windup |
High
limit
0.0 to 100.0%, Low limit
-100.0
to 0.0% |
| Overshoot
suppression function |
On/off
selectable (4 sets independent switching, interlocking
to SV, independent keeping of learned results) |
| Control
operation |
With
direct/reverse action switching |
| Output
specifications |
On-off pulse type
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Output signal |
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On-off
pulse conductive signal |
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Contact ratings |
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Resistive load: |
100VAC 5A, 240VAC
5A, 30VDC 5A |
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Inductive load: |
100VAC 2.5A,
240VAC 2.5A, 30VDC 2.5A |
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Pulse cycle |
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Approx.
1 second to 180 seconds adjustable |
Current output type
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Output signal |
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4
to 20mADC |
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Load resistance |
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600
or less |
SSR drive pulse type
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Output signal |
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On-off
pulse voltage signal
At ON 12VDC ± 20% (load current
20mA or less)
At OFF 0.8VDC or less |
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Pulse cycle |
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Approx.
1 second to 180 seconds adjustable |
On-off servo type
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Output signal |
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On-off
conductive signal |
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Feedback resistance |
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100
to 2.5k |
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Contact ratings |
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Resistive
load: |
100VAC 5A, 240VAC
5A, 30VDC 5A |
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Inductive
load: |
100VAC 2.5A,
240VAC 2.5A, 30VDC 2.5A |
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Minimum
load 5VDC or more, 10mADC or more |
Voltage output type
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Output signal |
|
0
to 10VDC |
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Output resistance |
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Approx.
10 |
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Load resistance |
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50k
or more |
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General Specifications
| Rated
power voltage |
100V
to 240VAC 50/60Hz universal power supply |
| Allowable
power voltage |
90
to 264VAC |
| Working
temperature range |
-10
to 50°C (maximum 40°C at closed installation) |
| Working
humidity range |
20
to 90%RH (no dew condensation) |
| Power
consumption |
Maximum
about 16VA |
| Installation |
Panel
installation |
| Weight |
About
250 to 350g (LT450)
About 350 to 500g (LT470) |
International Standards
| CE |
EN61326
+ A1 Class A, EN61000-3-2 + A14
EN61000-3-3, EN61010-1 + A2 |
| UL |
UL3111-1 |
| CSA
(C-UL) |
C22.2
No. 1010 |
| IP |
NEMA4X
(IP66) (front protection) |
*PDF data sheet is available at
"Download Center".
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