SJ LTS User manual

Product Description
Model: LTS
Product Specification
Copyright © 06/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
1/4
Touchscreen Digital Pressure Gauge
Digital Pressure Gauge
Touch screen buttons are more durable
and easier to operate than traditional
buttons
Circular arc percentage chart can simu-
late pressure values, helping prevent
overpressure
Connection location
Bottom mount
Nominal size
4"
Scale ranges
0 ... 5 kPa to 0 ... 100 MPa, or other
equivalent units of pressure, vacuum
or compound
Pressure units
MPa, kg/cm2, bar, psi, mmH2O, kPa,
Pa, inWC, mbar, mH2O, inHg, mmHg,
Torr (Up to 8 units can be switched,
if not specified, the engineer will
select it according to the pressure
range)
Voltage supply
AA battery*3
Optional external power supply:
DC24V, DC5V, or with other trans-
formers such as AC110V.
Protection level
IP 40
Medium temperature
-35℃ ... 60℃
Display
5.5 digits
LCD, switchable backlight button
Response time
18 times/sec
Accuracy
±0.4% F.S. (standard), ±0.2% F.S.
Process connection
304 SS
PT: 1/4", 1/2"
G: 1/8", 1/4", 3/8", 1/2", 7/8"
NPT: 1/4", 1/2"
M: 12*1.5, 10*1.0, 10*1.5, 14*1.5,
20*1.5
Case/Ring
304 SS
Sensor element
316 SS

Copyright © 06/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
Product Specification
2/4
Connection location
Bottom mount
Nominal size
4"
Scale ranges
0 ... 5 kPa to 0 ... 100 MPa, or other
equivalent units of pressure, vacuum
or compound
Pressure units
MPa, kg/cm2, bar, psi, mmH2O, kPa,
Pa, inWC, mbar, mH2O, inHg, mmHg,
Torr (Up to 8 units can be switched,
if not specified, the engineer will
select it according to the pressure
range)
Voltage supply
AA battery*3
Optional external power supply:
DC24V, DC5V, or with other trans-
formers such as AC110V.
Protection level
IP 40
Medium temperature
-35℃ ... 60℃
Display
5.5 digits
LCD, switchable backlight button
Response time
18 times/sec
Accuracy
±0.4% F.S. (standard), ±0.2% F.S.
Process connection
304 SS
PT: 1/4", 1/2"
G: 1/8", 1/4", 3/8", 1/2", 7/8"
NPT: 1/4", 1/2"
M: 12*1.5, 10*1.0, 10*1.5, 14*1.5,
20*1.5
Case/Ring
304 SS
Sensor element
316 SS

Dimensions
Copyright © 06/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
Interface Description
3/4
Battery status
Peak value
Bar graph
Current
pressure
Pressure unit
1/4"PT
SW 24
48.7
46.5 100
52.5
71.5
Unit: mm

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※ Ordering information
Model / Scale range / Accuracy / Process connection / Options
SIN JIA ENTERPRISE COMPANY LIMITED
TEL: [phone]
FAX: [phone]
[email protected]
www.sj-gauge.com
No.3, Ln. 71, Chifeng St., Datong Dist., Taipei City 103, Taiwan
For any changes to the specifications of this catalogue，the latest version shall prevail.

Operation Manual
Key functions
Touchscreen Type
Model: LTS
Copyright © 06/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
1/2
(3) PEAK
Press and hold to clear value
Press to switch to highest or
lowest peak
(1) Power
Press and hold to
turn on or turn off
(2) UNIT/ZERO
Press to switch the unit
Press and hold to zeroing
(4) BACKLIGHT
Press to turn on light
Press and hold to set the
constant time
Display
Font size:
H: 16 mm * W: 9 mm
How to set constant backlight?
How to reset?
1. Turn on.
2. Press and hold (4) BACKLIGHT to enter the menu.
3. Press (4) BACKLIGHT to change the ones digit to 0.
4. Press (2) ZERO/UNIT to switch to the tens digit, and press (4) BACKLIGHT to set the value to 0.
※ Do not set numbers other than 00, otherwise it will affect the factory settings and cause program confusion。
5. And press (3) PEAK again to complete the constant backlight setting.
1. Turn on.
2. Press and hold (4) BACKLIGHT to enter the menu.
3. Press (4) BACKLIGHT to change the ones digit to 9.
4. Press (2) ZERO/UNIT to switch to the tens digit, and press (4) BACKLIGHT to set the value to 9.
5. And press (3) PEAK to complete resetting.

Touchscreen Type
Model: LTS Operation Manual
Copyright © 06/2022 by SIN JIA ENTERPRISE COMPANY LIMITED. All rights reserved.
2/2
How to adjust the update frequency?
How to set automatic shutdown time?
[Enter the menu]
1. Turn on.
2. Long press (4) BACKLIGHT to enter the first level menu.
3. Press (4) BACKLIGHT to toggle the ones digit to 6.
4. Press (2) ZERO/UNIT to switch to the tens digit, then press (4) BACKLIGHT to set the value to 9.
5. Press (3) PEAK to confirm to enter the second level menu.
[Setting]
6. Press (2) ZERO/UNIT or (4) BACKLIGHT to switch the screen to "SEF9", then press (3) PEAK to enter the
frequency setting.
7. The default value is "01", press (4) BACKLIGHT to adjust the value. (The larger the number, the lower the
update frequency and the more stable the display.)
[Exit the menu]
8. Press (3) PEAK to return to the second level menu.
9. Press (2) ZERO/UNIT or (4) BACKLIGHT to switch the screen to "SOUt", then press (3) PEAK to complete the
frequency setting.
[Enter the menu]
1. Turn on.
2. Long press (4) BACKLIGHT to enter the first level menu.
3. Press (4) BACKLIGHT to toggle the ones digit to 6.
4. Press (2) ZERO/UNIT to switch to the tens digit, then press (4) BACKLIGHT to set the value to 9.
5. Press (3) PEAK to confirm to enter the second level menu.
[Setting]
6. Press (2) ZERO/UNIT or (4) BACKLIGHT to switch the screen to "CLtt", then press (3) PEAK to enter the shut-
down setting.
7. The default value is "00", press (4) BACKLIGHT to adjust the value. (Number 01 is 1 minute, number 02 is 2
minutes, etc.)
[Exit the menu]
8. Press (3) PEAK to return to the second level menu.
9. Press (2) ZERO/UNIT or (4) BACKLIGHT to switch the screen to "SOUt", then press (3) PEAK to complete the
shutdown setting.