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tc_calibration.py File Reference

TC Calibration Sample More...

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Namespaces

 tc_calibration
 

Functions

def main ()
 

Variables

int TC_SENSOR_TYPE_K = 1
 

Detailed Description

TC Calibration Sample

Date
2019-02-11
Author
William Chang
Version
V1.0
1 '''
2  Copyright (C) 2019 Moxa Inc. All rights reserved.
3  SPDX-License-Identifier: Apache-2.0
4 
5  TC Calibration Python Sample Application
6 
7  Date Author Comment
8  2019-02-11 William Chang Created it.
9 '''
10 
11 
19 
20 from ioThinx_4530 import ioThinx_4530_API
21 import argparse
22 from time import sleep
23 
24 TC_SENSOR_TYPE_K = 1
25 
26 
27 def main():
28  parser = argparse.ArgumentParser(description="TC calibration sample program.")
29  parser.add_argument("-s", "--slot", dest="tc_slot", type=int, default=7)
30  parser.add_argument("-c", "--channel", dest="tc_channel", type=int, default=0)
31  parser.add_argument("-e", "--calibration_temperature", dest="tc_calibration_temperature", type=int, default=0)
32  parser.add_argument("-t", "--type", dest="tc_type", type=int, default=TC_SENSOR_TYPE_K)
33  args = parser.parse_args()
34 
35  tc_slot = args.tc_slot
36  tc_channel = args.tc_channel
37  tc_calibration_temperature = args.tc_calibration_temperature
38  tc_type = args.tc_type
39  print("TC slot = {}".format(tc_slot))
40  print("TC channel = {}".format(tc_channel))
41  print("TC type = {}".format(tc_type))
42  print("calibration temperature = {}".format(tc_calibration_temperature))
43 
44  # initialize ioThinx I/O
45  device = ioThinx_4530_API.ioThinx_4530_API()
46 
47  # temporarily set config
48  device.ioThinx_TC_Config_SetSensorTypes(tc_slot, tc_channel, 1, [tc_type])
49 
50  # reload config
51  device.ioThinx_IO_Config_Reload()
52  print("After executing this program, a non-volatile offset will be set for the selected channel.")
53  print("1. Ensure the sensor is connected.")
54  print("2. Ensure the channel and its sensor type is correctly selected.")
55  print("3. Put the sensor into a glass that contains a mixture of ice and water.")
56  print("4. Do not remove the sensor from the ice water during calibration...")
57  ch = input("Continue ? (y/n): ")
58 
59  if ch == 'y':
60  # get TC value
61  tc_value = device.ioThinx_TC_GetValues(tc_slot, tc_channel, 1)
62  print("TC value before calibration: {}".format(tc_value))
63  # execute the API with zero degrees Celsius as input parameter
64  device.ioThinx_TC_SetCalibrations(tc_slot, tc_channel, 1, [tc_calibration_temperature])
65  # wait for calibration ok
66  print("Calibrating...")
67  sleep(3)
68  # get TC value
69  tc_value = device.ioThinx_TC_GetValues(tc_slot, tc_channel, 1)
70  print("TC value after calibration: {}".format(tc_value))
71  print("Finish.")
72  else:
73  print("Abort.")
74 
75 
76 if __name__ == '__main__':
77  main()

Definition in file tc_calibration.py.