Chino KR3000 Series, Instruction Manual

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21. Specifications
„
General specifications
Rated power voltage: 100-240 VAC, 50/60 Hz
(Universal power supply)
Power consumption: 65VA MAX
Operating conditions:
x
Reference operating condition
… Ambient temperature/humidity range
21 to 25ºC 45 to 65%RH
Power voltage 100VAC ±1%
Power frequency 50/60Hz ± 0.5%
Attitude Left/Right 0° Forward tilting 0° Backward tilting 0°
Warm-up time: 30 minutes or more
x
Normal operating condition
… Ambient temperature/humidity range
0 to 50ºC, 20 to 80%RH
Power voltage 90 to 264VAC
Power frequency 50/60Hz ± 2%
Attitude Left/right 0° Forward tilting 0°
Backward tilting 0 to 20°
x
Transportation condition,
… In the packed condition for shipment from the factory
Ambient temperature/humidity range
-20 to +60ºC, 5 to 90%RH (no dew condensation)
Vibrations 10 to 60Hz, 0.5G or less
Impact 40G or less
x
Storage condition,
… Ambient temperature/humidity range
-20 to 60ºC, 5 to 90% RH (no dew condensation)
Power failure protection:
Settings are stored by FLASH memory and SRAM.
Data are stored by FLASH memory.
RAM for clock and parameters are backed up by a
lithium battery for more than 5 years. (Provided that
the daily operating hours is 8 hours or more)
Insulation resistance:
Between secondary and protective conductor
terminals
…… More than 20M Ω at 500VDC
Between primary and protective conductor terminals
…… More than 20M Ω at 500VDC
Between primary and secondary terminals
…… More than 20M Ω at 500VDC
Between alarm output (mechanical relay) and other
secondary terminals
…… More than 20M Ω at 500VDC
Dielectric strength:
Between secondary and protective conductor
terminals
…… 1 minute at 500VAC
Between primary and protective conductor terminals
…… 1 minute at 1500VAC
Between primary and secondary terminals
…… 1 minute at 2300VAC
**Primary terminals: Power terminals, alarm output terminals
Secondary terminals: Input terminals, digital input terminals,
communication terminals
Case assembly material: Door flame……ABS resin
Case and power supply part…… Steel
Color: Door frame…… Black (Equivalent to Munsell N3.0),
Case……Gray (Equivalent to Munsell N7.0)
Weight: Approx. 7.2kg (48 points input with full options)
Mounting: Panel mounting
Clock accuracy: ±2 minutes per 30 days (excluding errors
due to power ON/OFF under the
reference operating conditions.)
Terminal screws: Power terminal……M4.0
Protective conductor terminal……M4.0
Input terminals……M3.5
Alarm output terminals……M3.5
Digital input terminal……M3.5
Communication terminals……M4.0
„
Standards
CE marking:
*
Only the CE corresponding model applies.
EMC directive EN61326-1 Class A
EN61000-3-2
EN61000-3-3
Low voltage directive EN61010-1
･
Overvoltage(Installation) category
Ⅱ
･ Pollution degree2
･
Measurement category
Ⅱ
IP: IEC529 IP54 (front part) compliance
*The indication equivalent to 1mV may vary under the test
environment by EMC directives.
„
Input specifications
Measuring points: 12 points, 24 points, 36 points, 48 points
Input types: Universal input
DC voltage… ±13.8mV, ±27.6mV, ±69.0mV, ±200mV,
±500mV, ±2V, ±5V*, ±10V*, ±20V*, ±50V*
(
*
With built-in voltage dividing resistors)
DC current… Available by adding shunt resistors externally
T/C…
B, R, S, K, E, J, T, N, NiMo-Ni, CR-AuFe,
PtRh40-PtRh20, WRe5-WRe26,
W-WRe26, Platinel II, U, L
RTD… Pt100, JPt100, Pt50, Pt-Co
Range setup: Setting of input types and ranges by key
operation
The measuring range is selected
automatically according to the setting range.
Scale setup: Setting of minimum values, maximum values
and engineering units by key operation
Accuracy rating: Refer to the table of measurement range/
accuracy rating/display resolution.
Temperature drift: ±0.01% of full scale/°C [Other input types
than the resistance thermometer inputs
are converted into the reference range
(Refer to the accuracy rating table.).]
Sampling rate: KR31 0… About 100ms/48 points
KR31 1… About 1 second/48 points
Reference junction (RJ) compensation accuracy:
K, E, J, T, N, Platinel II … ±0.5ºC or less
R, S, NiMo-Ni, CR-AuFe, WRe5-WRe26,
W-WRe26, U, L
… ±1.0ºC or less
(The above errors are added to the accuracy
ratings for the internal reference junction
compensation)
Input resolution: Approx. 1/32,000 (converted into reference range)
Burnout: Input signal disconnection detection for
thermocouple and resistance thermometer inputs.
Up-scale burnout, down-scale burnout or burnout
disabled can be selected for each input.
Allowable signal source resistance:
Thermocouple inputs (burnout disabled), DC voltage
inputs (±2V or less) .... 1K
Ω or less
DC voltage inputs (±5 to 50V) ... 100 Ω or less
Resistance thermometer inputs (Pt100, JPt100)
… Less than10 Ω per wire -- common to 3 wires
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