| Model |
External power specifications |
TRX40D-C/4P |
TRX50D-C/4P |
TRX65D-C/4P |
TRX80D-C/4P |
| Built-in battery specifications |
TRX40-C/4P |
TRX50-C/4P |
TRX65-C/4P |
TRX80-C/4P |
| Diameter (Nominal diameter) |
40A |
50A |
65A |
80A |
| Power source |
External power specifications |
24 VDC ± 10%; Power consumption: 1.1 W or less |
| Built-in battery specifications |
Lithium battery with a battery life of about 10 years (under an environmental temperature of 20°C) |
| Measurable fluids |
Air (mainly the air in a factory) or nitrogen
* Please select when ordering. |
| Fluid temperature and humidity |
- 10 to 60°C and 90% RH or less |
| Operating pressure |
Less than 0 to 1 MPa (Gauge pressure) |
| Flow rate range (Actual flow) |
±1.3～80m3/h |
±2.5～150m3/h |
±4～240m3/h |
±5～300m3/h |
| Flow measurement accuracy |
±2%RS |
±8～80m3/h |
±15～150m3/h |
±24～240m3/h |
±30～300m3/h |
| ±5%RS |
±1.3～8m3/h |
±2.5～15m3/h |
±4～24m3/h |
±5～30m3/h |
| Low flow rate cut-off |
±0.2m3/h |
±0.4m3/h |
±0.5m3/h |
±0.8m3/h |
| Normal conversion accuracy |
± 2.5% (at 500 kPa and 25°C) |
Display
(Switched by buttons) |
Model |
LCD 7 segments (with unit and alarm displays) |
| Main display *2 |
[Forward flow display mode]
Accumulated flow rate: 00000000.0 (Nm3/h) in 9 digits
Trip accumulated flow rate: 0000000.0 (Nm3/h) in 8 digits
Instantaneous flow rate: 00000.00 (NL/min) in 7 digits |
[Forward and reverse flow display mode]
Forward accumulated flow rate: 00000000.0 (Nm3/h) in 9 digits
Reverse accumulated flow rate: -0000000.0 (Nm3/h) in 8 digits
Instantaneous flow rate: 00000.00 (NL/min) in 7 digits |
| Sub display |
Instantaneous flow rate:
000.00 (Nm 3/h, less than 200 Nm3/h) in 5 digits
0000.0 (Nm 3/h, 200 Nm3/h or more and less than 2000 Nm3/h) in 4 and 1/2 digits
00000 (Nm 3/h, 2000 Nm3/h or more) in 5 digits [200 A × 10] |
Pressure: 0000.0 kPa in 5 digits
Temperature: 00.0°C in 3 digits |
| Output |
Current output |
4 to 20 mA (± 0.5% FS); Load resistance: 400 Ω or less; Upper output current: 22 mA
Select output from instantaneous flow rate, pressure, and temperature by pressing a button.
A separate power supply (24 VDC ± 10%) is necessary if you use the meter of the built-in battery specifications. *1 |
Output range (4 to 20 mA): Instantaneous flow rate
0 to ☐☐☐☐ Nm3/h (Forward flow display mode)
– ☐☐☐☐ to ☐☐☐☐ Nm3/h (Forward and reverse flow display mode)
☐☐☐☐ are the values set by the button. |
Pressure: 0 to 1000 kPa
Temperature: -10 to 60°C |
| Contact output |
Two Open-drain output systems
Maximum load: 24 VDC, 10 mA
Maximum frequency: 10 Hz
Duty: 35% to 65% |
Output 1: Unit pulse (Forward flow)
Output 2: Unit pulse (Reverse flow)
Flow rate upper and lower limits alarm
Selection of telegram output |
| Pulse output units: 100 NL/P or 1000 NL/P |
| Connection method |
Wafers (Fixed by JIS 10 K flanges) |
| Mounting position |
Horizontal (LCD display to be placed upward), or vertical mounting |
| The materials exposed to gases |
Aluminum alloy, PPS, fluorosilicone rubber, etc. |
| Mass |
External power specifications |
1.0kg |
1.2kg |
1.4kg |
1.7kg |
| Built-in battery specifications |
1.1kg |
1.3kg |
1.6kg |
1.8kg |
| Installation location |
Indoor and outdoor (The safety class IP64 qualified) |
| Storage temperature |
-20 to 70°C; No condensing |
| Regulatory compliance |
CE marking compliant (EN 61000- 6-2:2005 and EN 61000- 6-4: 2007)
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