horiba HR-200RT, Инструкция по эксплуатации, Страница: 73 / 93

Data
63
Data
Specifications
J
Converter
Product name Industrial-use residual chlorine meter
Model HR-200RT
Sensor type RA-30
Measurement
range
Concentration 0 mg/L to 3 mg/L (Display range: 0 mg/L to 5 mg/L)
Temperature 0
°
C to 50
°
C (Display range: -10
°
C to 110
°
C)
Display
resolution
Concentration 0.01 mg/L
Temperature 0.1
°
C
Performance
Concentration
Repeatability Within
±
0.05 mg/L (Equivalent input)
Linearity Within
±
0.05 mg/L (Equivalent input)
Temperature
Repeatability
±
0.5
°
C (Equivalent input)
Linearity
±
0.5
°
C (Equivalent input)
Transmission
output
Number of current outputs
2 (Negative terminals of each transmission output channel are
connected inside and thus have the same electrical potential)
Output type 4 mA to 20 mA DC, input/output isolation type
Load resistance 900
Ω
(max.)
Linearity Within
±
0.08 mA (limited to the current linearity)
Repeatability Within
±
0.02 mA (limited to the current repeatability)
Output range
Output 1
Residual chlorine concentration: An arbitrary value can be set within
the range from 0 mg/L to 5 mg/L
Output 2
Temperature: An arbitrary temperature can be set within the range
from
−
10
°
C to 110
°
C
Error output Provided with burnout function (3.8 mA or 21 mA)
Hold function
Selectable from between the latest value hold and the preset value
hold
Contact output
Number of current outputs 4
Output type No-voltage output contact
Contact type Relay contact, R1 to R3: SPST (1a), FAIL: SPDT (1c)
Contact capacity
R1, R2, FAIL: 250 V AC 3 A/30 V DC 3 A (resistance load)
R3: 30 V DC 1 A (resistance load)
Contact
function
R1, R2, R3
Selectable from among the upper limit alarm, lower limit alarm, ON/
OFF control, during transmission output hold, and during calibration
(closed at alarm operation, open under normal conditions and in a
power-off state)
FAIL
Error alarm (closed under normal conditions, open in an error or
power-off state)
Description of alarm operation
z
Setting range: 0.00 mg/L to 3.00 mg/L
z
Delay time: 0 s to 600 s
Description of control operation
z
Setting range: 0.00 mg/L to 3.00 mg/L
z
Control width: 0.00 mg/L to 1.00 mg/L (
±
0.01 mg/L to 0.50 mg/L)
Contact input Number of input points 2