Table of Contents
Advertisement
Quick Links
Differential Pressure Controller
Product Description
Support multiple working modes
Buit-in buzzer with sound-light alarm,
field programmable alarm pressure value
Used to measure fan and blower pres-
sure, filter resistance, medical equip-
ment, etc
Product Specification
Electrical connections
Cable outlet (0.5 cm)
Nominal size
4.5"
Pressure medium
Gas
Scale ranges
0 type: -1000 ... 1000 Pa
2 type: -10000 ... 10000 Pa
6 type: -100 ... 100 Pa
Pressure units
Pa, kPa, mbar, mmHG, inWC, mmWC
Accuracy
±1.0% F.S.
Process connection
Quick coupler
Air inler way: front panel, back
panel, side panel
Case/Ring
ABS
Pressure limitation
0 type: 10 kPa
2 type: 80 kPa
6 type: 5 kPa
Ambient temperature
-20℃ ... 70℃
1/3
Copyright © 07/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
Digital Pressure Gauge
Model:
TWM30
Advertisement
Table of Contents
Summary of Contents for SJ TWM30
- Page 1 Digital Pressure Gauge Differential Pressure Controller Model: TWM30 Product Description Support multiple working modes Buit-in buzzer with sound-light alarm, field programmable alarm pressure value Used to measure fan and blower pres- sure, filter resistance, medical equip- ment, etc Product Specification...
- Page 2 Product Specification Medium temperature Control signal -10℃ ... 60℃ None, 2 SPDT RELAYS Display Power consumption LCD, switchable backlight button ≦ 2.5W Voltage supply Protection level DC 16-30 V IP 54 Output signal Weight None, 4-20mA & 0-10V, RS485 360 g Relay 2 SPDT RELAY 3A@250VAC/30VDC Dimensions...
- Page 3 Model / Scale range／Output signal / Control signal / Options For any changes to the specifications of this catalogue，the latest version shall prevail. SIN JIA ENTERPRISE COMPANY LIMITED TEL: +886-2-2550-4512 FAX: +886-2-2550-4510 info@sinjiagauge.com www.sj-gauge.com No.3, Ln. 71, Chifeng St., Datong Dist., Taipei City 103, Taiwan...
-
Page 4: Panel Display
Differential Pressure Controller Operation Manual Model: TWM30 Panel Display Descriptor Pressure unit Pressure value BACK/ZERO SET/SP button button Button Button Bleeder vent Copyright © 07/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved. 1/10... -
Page 5: Menu Instruction
Differential Pressure Controller Operation Manual Model: TWM30 Menu Instruction Pressure Display Main Menu Sub-menu 1. Press to enter the main 1. Enter the sub-menu menu function setting Press to enter the 2. Press and hold to enter 2. Save the parameter... - Page 6 Differential Pressure Controller Operation Manual Model: TWM30 ■ Menu navigation: control point setting and alarm pont setting Press and hold for 3 seconds Pressure display Flashing SP/AL SP/AL BACK ZERO Control mode Visible when AL mode=LD Visible when AL mode=LDHI...
- Page 7 Differential Pressure Controller Operation Manual Model: TWM30 ■ Menu navigation: main menu Flashing Pressure display Unit setting SP/AL SP/AL BACK BACK ZERO ZERO Press and hold BACK ZERO for 3 seconds Filter level SP/AL BACK ZERO Working mode SP/AL BACK...
- Page 8 Differential Pressure Controller Operation Manual Model: TWM30 (Continued) Pressure valley Pressure peak SP/AL BACK ZERO Analog signal ranges setting low value SP/AL BACK ZERO Analog signal ranges setting high value Output signal selection Baud rate Reset Copyright © 07/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
- Page 9 Differential Pressure Controller Operation Manual Model: TWM30 Instruction of Main Menu Functions ■ pressure unit Used for pressure unit selection and setting. Pascal (Pa), kilopascal (kPa), Millibar (mbar), millimeters of mercury (mmHG), inches of water column (inWC), millimeters of water column (mmWC) Among them, only Pa, mmWC, mbar three units can be selected when the range is -100 ...
- Page 10 Differential Pressure Controller Operation Manual Model: TWM30 (5) ALrE sub-menu (alarm working mode): Onof-Alarm automatically turns on and off Hold-Alarm status is maintained until the alarm is manually cancelled (6) AL.H sub-menu (inhibition of alarm signal at power-on): N-Turn on the power-on alarm signal suppression; eliminate the low-voltage alarm when starting up Off-Turn off the suppression of the power-on alarm signal;...
-
Page 11: Electrical Connections
Differential Pressure Controller Operation Manual Model: TWM30 Electrical Connections ■ Cable outlet type: connect according to the corresponding wire color. Connection Cable outlet Description Power + DC power cord interface Power - Current output port, connect to the positive end of the... -
Page 12: Installation
Differential Pressure Controller Operation Manual Model: TWM30 Installation ■ Embedded installation Panel Screw Gague Plastic Wall ■ Panel installation Open a 120mm diameter hole on the panel to be installed, insert the product from the front of the panel, and finally install the lug on the back, and then fix it on the panel from the back with ST3.5x30 screws. -
Page 13: Frequently Asked Questions
Differential Pressure Controller Operation Manual Model: TWM30 Frequently Asked Questions ■ The pressure display or output value does not change after pressurization (mostly displayed as 0 or FULL ) or the change is not accurate. (1) Whether the loading pressure exceeds the burst pressure and directly breaks the pressure core.
Need help?
Do you have a question about the TWM30 and is the answer not in the manual?
Questions and answers