Bộ Đo Lưu Lượng khí nén 【 Thiết bị Đo lưu lượng khí nén 】
Chất khí phù hợp
Applicable fluid * 1
Khí nén, khí nitơ
Nhiệt độ khí nén
0 to 50 ° C
Dòng chảy
Phương pháp đo
Thermal type / Loại dùng nhiệt
Dải lưu lượng đo
30 to 3000 L/min
60 to 6000 L/min
120 to 12000 L/min
Set point range * 2
Lưu lượng tức thời
30 to 3150 L/min
60 to 6300 L/min
120 to 12600 L/min
Lưu lượng tổng
0 to 999,999,999,990 L
0 to 999,999,999,900 L
Dải đo nhỏ nhất
Lưu lượng tức thời
2 L/min
5 L/min
10 L/min
Lưu lượng tổng
10 L
100 L
Accumulated volume per pulse
(Pulse width = 50 ms)
Select from 100 L/pulse or 1000 L/pulse.
Accumulated value hold function * 3
Interval of 2 or 5 minutes can be selected.
Áp suất
Dải áp suất làm việc
0.1 to 1.5 MPa
Áp suất chịu
2.25 MPa
Sụt áp
Refer to “Pressure Loss” graph.
Pressure characteristics * 4
± 2.5% F.S. (0.1 to 1.0 MPa, 0.5 MPa standard)
Nguồn
Điện áp nguồn cấp
24 VDC ± 10%
Dòng tiêu thụ
150 mA or less
Bảo vệ
Polarity protection
Độ chính xác
Display accuracy
± 3.0% F.S.
Độ chính xác tín hiệu ra
± 3.0% F.S.
Khả năng lặp lại
Switch output/Display: ± 1.0% F.S.
Analog output: ± 1.0% F.S.
Temperature characteristics
± 5.0% F.S. (Ambient temperature of 0 to 50 ° C, 25 ° C standard)
Switch output
Output type
NPN open collector
PNP open collector
Output mode
Select from Instantaneous output (Hysteresis mode or Window comparator mode), Accumulated output, or Accumulated pulse output.
Switch operation
Select from Normal or Reversed output.
Max. load current
80 mA
Max. applied voltage (NPN only)
28 VDC
Internal voltage drop
(Residual voltage)
NPN output type: 1 V or less (at load current of 80 mA)
PNP output type: 2 V or less (at load current of 80 mA)
Response time * 5
Select from 1 s, 2 s, or 5 s.
Hysteresis * 6
Variable from 0
Protection
Over current protection
Analog output * 7
Output type
Voltage output: 1 to 5 V (0 to 10 V can be selected * 8 ), Current output: 4 to 20 mA
Impedance
Voltage output
Output impedance: Approx. 1 k Ω
Current output
Maximum load impedance: Approx. 600 Ω
Response time * 9
Linked with the response time of the switch output.
External input * 10
Input type
No-voltage input: 0.4 V or less
Input mode
Select from Accumulated value external reset or Peak/Bottom value reset.
Input time
30 ms or longer
Display
Reference condition * 11
Select from Standard condition or Normal condition.
Unit * 12
Instantaneous flow
L/min, CFM (ft 3 /min)
Accumulated flow
L, ft 4
Display range * 13
Instantaneous flow
(Flow under 30 L/min is displayed as “0”) 0 to 3150 L/min
(Flow under 60 L/min is displayed as “0”) 0 to 6300 L/min
(Flow under 120 L/min is displayed as “0”) 0 to 12600 L/min
Accumulated flow * 14
1 to 999,999,999,990 L
0 to 999,999,999,900 L
Minimum
display unit
Instantaneous flow
2 L/min
5 L/min
10 L/min
Accumulated flow
10 L
100 L
Display
LCD, 2-screen display (Main screen/Sub screen)
Main screen: Red/Green, Sub screen: Orange
Main screen: 5 digits, 7 segment, Sub screen: 6 digits, 7 segment
Indicator LED
OUT indicator: Red LED is ON when output is ON
Environment
Enclosure
IP65
Withstand voltage
1000 VAC for 1 minute between terminals and housing
Insulation resistance
50 M Ω (500 VDC measured via megohmmeter) between terminals and housing
Operating temperature range
Operating: 0 to 50 ° C, Stored: -10 to 60 ° C (No freezing or condensation)
Operating humidity range
Operating/Stored: 35 to 85% RH (No condensation)
Standards
CE, RoHS
Piping
Piping specification
Rc1, NPT1, G1
Rc1 1/2, NPT1 1/2, G1 1/2
Rc2, NPT2, G2
Main materials of parts in contact with fluid
Aluminum alloy, PPS, HNBR [Sensor: Pt, Au, Fe, Lead glass (exempted from the RoHS application), Al 2 O 3 ]