DIGITAL INDICATING CONTROLLER DB670
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Product Description
The DIGITAL INDICATING CONTROLLER is a versatile digital indicating controller boasting ±0.1% accuracy and 0.1-second control cycles. Offering three size options, it features PID and Z control algorithms for optimal performance. Its large 5-digit display ensures clear visibility, while universal input accommodates various sensors. With options for program operation and compatibility with international safety standards, it’s a robust solution for precise control in diverse applications, aided by its innovative Z Control algorithm. Various functions including universal input and multiple setting values (8 types) are provided as standard.
There are three types of size.
DB670 — 96 x 96mm
DB650 — 96 x 48mm
DB630 — 48 x 48mm
Additional information
INPUT SPECIFICATIONS
| Type | |
|---|---|
| DB670 | 96 x 96mm |
| DB650 | 96 x 48mm |
| DB630 | 48 x 48mm |
| Input type | Thermocouple B, R, S, N, K, E, J, T, U, L, WRe5-WRe26, W-WRe26, Platinel II, PtRh40-PtRh20, Au-Pt DC voltage ±20mV, ±100mV, ±5V, ±10V Resistance thermometer Pt100, JPt100, Pt50 |
| Measuring range | Thermocouple 16 ranges DC voltage 4 ranges DC voltage 1 range Resistance thermometer 5 ranges |
| Temperature unit | °C |
| Accuracy rating | ±0.1% of FS ± 1 digit of measuring range |
| Reference junction compensation accuracy | ±1.0°C (ambient temperature 23°C ± 10° ) ±2.0°C (temperatures other than above) |
| Sampling rate | Approx. 0.1 seconds |
| Burnout | Upper limit burnout is provided for thermocouple, resistance thermometer and DC voltage (20mA) only as standard. Output 1 produces PV abnormal output and output 2 is fixed to 0% when burnout occurs. Upper limit alarm event is output. |
| Input impedance | Thermocouple 1MΩ or more DC voltage Approx. 1MΩ |
| Allowable signal source resistance | Thermocouple 100Ω or less DC voltage (mV) 100Ω or less DC voltage (V) 300Ω or less |
| Allowable wire resistance | Resistance thermometer 10Ω/1 wire or less (resistance of 3 wires should be equal to one another) |
| Resistance thermometer measurement current | Approx. 1mA |
| Maximum allowable input | Thermocouple ±10VDC DC Voltage (mV) ±10V DC DC Voltage (V) ±20V DC Resistance thermometer ±5V DC |
| Maximum common mode voltage | 30VAC |
| Common mode rejection ratio | 130dB or more (50/60Hz) |
| Series mode rejection ratio | 50dB or more (50/60Hz) |
CONTROL SPECIFICATIONS
| Control interval | Approx. 0.1 seconds |
|---|---|
| Output type | ON-OFF pulse output, ON-OFF servo output (DB650 and DB670 only), Current output, SSR drive pulse output, Voltage output |
| ON-OFF pulse type | Contact type 1a contact Pulse cycle Approx. 1 to 180 seconds Contact capacity Resistive load 240VAC 3A, 30VDC 3A Inductive load 240VAC 1.5A, 30VDC 1.5A Minimum load 5VDC 10mA |
| ON-OFF servo output type | Contact type 1a contact Feedback resistance 100Ω to 2KΩ Contact capacity Resistive load 240VAC 3A, 30VDC 3A Inductive load 40VAC 1.5A, 30VDC 1.5A Minimum load 5VDC 10mA |
| Current output type | Output specification 4 to 20mA D Load resistance 600Ω or less |
| SSR drive pulse output type | Pulse cycle Approx. 1 to 180 seconds Output specification ON 12V DC ±20% (load current 21mA or less) OFF 0.8V DC or less |
| Voltage output type | Output specification 0 to 10V DC Output resistance Approx. 10Ω Load resistance 50KΩ or more |
| Specification with 2 outputs | Output type Any combination between ON-OFF pulse output, output, current output, SSR drive pulse output and voltage output is possible. Insulation Non-isolated between 2 outputs (ON-OFF pulse output type excluded) |
| Control system | Z, PID |
DISPLAY SPECIFICATIONS
| Display | Segment type LCD(LED backlight) |
|---|
GENERAL SPECIFICATIONS
| Rated power voltage | 100 to 240V AC(±10%) 24V AC/DC(±10%) |
|---|---|
| Rated power supply frequency | 50/60Hz(±2%) |
| Maximum power consumption | 100 to 240V AC (without option)
100 to 240V AC (with option)
24V AC/DC (without option)
24V AC/DC (with option)
|
REFERENCE OPERATING CONDITIONS
| Ambient temperature | 23°C ± 2°C |
|---|---|
| Ambient humidity | 55%RH ± 5% (no condensation) |
| Power voltage | 100VAC ± 1% |
| Power supply frequency | 50/60Hz ± 0.5% |
| Mounting orientation | Backward / forward ±3°, laterally ±3° |
| Installation height | Below 2000m |
| Vibration | 0m/s² |
| Shock | 0m/s² |
| Installation condition | Single panel mounting (space required around) |
| Wind | None |
| External noise | None |
| Warm up time | At least 30 minutes |
NORMAL OPERATING CONDITIONS
| Ambient temperature | -10°C to 50°C (-10°C to 40°C for close installation) |
|---|---|
| Maximum ambient humidity (ambient temperature -10 to 31°C) | 90%RH (no condensation) |
| Maximum ambient humidity (ambient temperature 31 to 50°C) | 90 to 50%RH (no condensation) *Decreases linearly from 90% RH at 31°C, or to 50% RH at 50°C. |
| Minimum ambient humidity | 20%RH |
| Power voltage | 100 to 240V AC: 90 to 264V AC
24V AC/DC: 21.6 to 26.4V AC/DC |
| Power supply frequency | 50/60Hz ± 2% |
| Mounting orientation | Backward/forward ±10°, laterally ±10° |
| Installation height | Below 2000m |
| Vibration | 0m/s² |
| Shock | 0m/s² |
| Installation condition | Panel mounting(space above and below) |
| External noise | None |
| Ambient temperature variation ratio | 10°C/hour or less |
TRANSPORT CONDITIONS
| Ambient temperature | -20°C to 60°C |
|---|---|
| Ambient humidity | 5 to 95%RH (no condensation) |
| Vibration | 4.9m/s² or less (10 to 60Hz) |
| Shock | 392m/s² or less (under factory packing condition) |
STORAGE CONDITIONS
| Ambient temperature | -20°C to 60°C |
|---|---|
| Long-term storage temperature | 10°C to 30°C |
| Ambient humidity | 5% to 95%RH (no condensation) |
| Vibration | 0m/s² |
| Shock | 0m/s² (under factory packing condition) |
STANDARD
| Safety | EN61010-1 (CE marking) UL61010-1 2nd edition (UL) CAN/CSA C22.2 No.61010-1(c-UL) |
|---|---|
| Setup category | CAT.II, pollution degree: 2 |
| EMC applicable | CE marking EN61326-1 ClassA Table2
EN5011 ClassA Group1 EN61000-3-2 ClassA EN61000-3-3 *Indication or output value varies by the amount equivalent to ±10% of FS or ±2mV, whichever is larger, during testing. |
| Structure | Casing protection IEC60529 IP65 equivalent (Unapplied for close installation) (UL, c-UL are conformity pending) |
Option
-
Transmission Signal Output Options
| Output Point | 1 point |
| Output Signal | 4 to 20mA DC (load resistance 400Ω or less) 0 to 1V DC (load resistance 50kΩ or more) 0 to 10V DC (load resistance 50kΩ or more) |
| Accuracy | ±0.3% of full scale |
| Output Updating Interval | Approx. 0.1 seconds |
| Insulation | Non-isolated between the adjustment output 1 and 2 (ON-OFF pulse output type excluded) |
-
Remote Signal Input Options
| Input Point | 1 point |
| Input Signal | 4 to 20mA DC (Input impedance Approx. 50Ω) 0 to 1V DC (Input impedance Approx. 500kΩ) 0 to 10V DC (Input impedance Approx. 100kΩ) |
| Maximum Allowable Input | DC current ±30mA or less ±1.5V DC or less DC voltage ±20V DC or less |
| Accuracy | ±0.3% of full scale ± 1digit |
| Sampling Rate | Approx. 0.1 seconds |
| External Signal Switch | R/L (Remote/Local) |
-
Communications Interface Options
| Input Point | DB630 5 points maximum, COM shared DB650 7 points maximum, COM shared DB670 7 points maximum, COM shared |
| Protocol | MODBUS-RTU, MODBUS-ASCII, Private (used for digital transmission/digital remote input) |
| Function | Host communication/digital transmission/digital remote input |
-
Alarm Specifications
| Number of Alarm Points | 2 points |
| Alarm Types | Absolute value alarm, deviation alarm, absolute value deviation alarm, set point alarm, output value alarm, heater disconnection alarm (only for the case adjustment output 1 uses ON-OFF pulse output or SSR drive pulse output), timer 1, timer 2, FAIL |
-
Heater Disconnection Detection
| Functions | Measure heater current using an external current transformer (CT) to detect disconnection. |
| Input Points | 1 point |
| Input Signals | 5.0-50.0A (50 / 60Hz) |
| *Specified External Current Transformer (CT) Required | Accuracys: ±5.0% of FS ±1digit |
-
External Signal Input Options
| Input Point | DB630 5 points maximum, COM shared DB650 7 points maximum, COM shared DB670 7 points maximum, COM shared |
| Input Signal | No voltage contact |
| External Contact Capacity | 5V DC 2mA |
| Function | Constant value operation RUN/READY switch, AUTO/MAN switch, preset manual, timer 1, timer 2, alarm event reset, execution No. selection, program/constant value operation switch, program operation RUN/STOP switch, program operation ADVANCE, program operation RESET, program pattern selection |
Dimensions
Model Versions
Digital Indicating Controller Model Version DB-670
