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RS232C Specifications & connections
A. Specification :
Baud rate : 2400 /9600
Parity
: none
Data bit
:
8
Stop bit
: 1
C. Connections : DB-09 Male
pin no.
2
5
others
TXD
GND
NC
Error message
Symptom
Cause
Over load :
* Weighing range exceed
Under load :
* Weighing pan not in place
* Weighing range zero below > Set scale to zero
* Contact between weighing > Apply pre-load
Zeroing not possible :
* Zeroing outside the zero
setting range
7
B. Data format :
N0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
G
R
SP
X
X
X
X
X
X
X
SP k/l g/b CR LF
N
T
SP
X
X
X
X
X
X
X
SP k/l g/b CR LF
T
A
SP
X
X
X
X
X
X
X
SP k/l g/b CR LF
Q
T
Y
SP
X
X
X
X
X
X
SP
P
C
S
CR LF
A
P
W
1
0
0
0
SP X
X
X
X
X
X
X SP k/l g/b CR LF
CR LF
CR LF
CR LF
CR LF
CR LF
Characters denoted by " X " are characters 0 ~ 9.
Leading zeros are replaced with spaces " SP ".
Solution
> Unload scale or reduce preload
> Ensure the weighing pan is correctly
installed and surrounding parts are
not touching
> Ensure that zeroing is performed
in the admissible range
( 20% of Cap.)
Operating Manual
Bench Scale
PS 20
Model:
PS2001SR
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Table of Contents
Related Manuals for Snowrex PS 20
Summary of Contents for Snowrex PS 20
- Page 1 SP X X SP k/l g/b CR LF CR LF CR LF C. Connections : DB-09 Male CR LF PS 20 CR LF Model: pin no. others CR LF Characters denoted by " X " are characters 0 ~ 9.
- Page 2 Programme You have purchased a quality precision weighing instrument that requires handling with care. Shown on the dislpay: Read entire contents of this Operating Manual prior to operating your new instrument. Press and hold any key while powering ON. The display will shows Press key goes to programme sequence.
-
Page 3: Function Keys
Operation Taring ( Zeroing ) PS 20 All models have taring ( zeroing ) capabilities up to their total weight capacity. To weigh a sample in it's container with the display showing the weight of the sample use the following Zero ( tare ) procedure. -
Page 4: Specifications
Specifications Calibration Shown on the dislpay: 1. Please have the jumper Jp3 switch OFF Model PS 20 before you start to calibrate weight. Readability 6000d Range 30kg/60kg/120kg/300kg/600kg/1200kg/3000kg 60lb/120lb/240lb/600lb/1200lb/2400lb/6000lb 2. Press and hold any key while powering ON. The system goes to Calibration mode.
Need help?
Do you have a question about the PS 20 and is the answer not in the manual?
Questions and answers
Machine not working
Troubleshooting steps for a Snowrex PS 20 machine that is not working include:
1. Overload Error
- *Symptom*: "Over load" message.
- *Cause*: Weighing range exceeded.
- *Solution*: Unload the scale or reduce the preload.
2. Underload Error
- *Symptom*: "Under load" message.
- *Cause*:
- Weighing pan not in place.
- Zero weight below weighing range.
- Contact between parts.
- *Solution*:
- Ensure the weighing pan is correctly installed and not touching other parts.
- Set the scale to zero.
- Apply pre-load if needed.
3. Zeroing Not Possible
- *Symptom*: Unable to zero the scale.
- *Cause*: Zeroing attempted outside the allowed range.
- *Solution*: Perform zeroing within 20% of the instrument’s capacity.
4. Calibration Issues
- *Solution*: Calibrate using appropriate reference weights of correct tolerance.
5. Display or Settings Issues
- Press and hold any key while powering ON to enter the programme mode.
- Use the "U" key to select parameters and the "T" key to proceed to the next step.
6. Connection Issues
- Check RS232C connection: Ensure proper pin setup (TXD on pin 2, GND on pin 5).
These steps help identify and correct common issues with the PS 20.
This answer is automatically generated