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Change-Id: I5ea71bc99a2f0dffc3dbe37e1119eb188ef8a3f0
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zolliker 2023-05-31 14:27:36 +02:00
parent 532e4a7ab5
commit e201e7dce9
1 changed files with 76 additions and 116 deletions
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192
frappy_psi/thermofisher.py
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@ -1,5 +1,3 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# ***************************************************************************** # *****************************************************************************
# This program is free software; you can redistribute it and/or modify it under # This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software # the terms of the GNU General Public License as published by the Free Software
@ -17,64 +15,13 @@
# #
# Module authors: # Module authors:
# Oksana Shliakhtun <oksana.shliakhtun@psi.ch> # Oksana Shliakhtun <oksana.shliakhtun@psi.ch>
# Markus Zolliker <markus.zolliker@psi.ch>
# ***************************************************************************** # *****************************************************************************
""" RUFS Command: Description of Bits """bath thermostat Thermo Scientific™ ARCTIC A10 Refrigerated Circulators"""
====== ======================================================== ============================================== from frappy.core import Command, StringIO, Parameter, HasIO, \
Value Description
====== ======================================================== ==============================================
V1
B6: warning, rtd1 (internal temp. sensor) is shorted
B0 --> 1
B7: warning, rtd1 is open
B1 --> 2
V2
B0: error, HTC (high temperature cutout) fault B2 --> 4
B1: error, high RA (refrigeration) temperature fault B3 --> 8
V3 B4 --> 16
B0: warning, low level in the bath
B5 --> 32
B1: warning, low temperature
B6 --> 64
B2: warning, high temperature
B7 --> 128
B3: error, low level in the bath
B4: error, low temperature fault
B5: error, high temperature fault
B6: error, low temperature fixed* fault
B7: error, high temperature fixed** fault
V4
B3: idle, circulator** is running
B5: error, circulator** fault
V5
B0: error, pump speed fault
B1: error, motor overloaded
B2: error, high pressure cutout
B3: idle, maximum cooling
B4: idle, cooling
B5: idle, maximum heating
B6: idle, heating
====== ======================================================== ==============================================
"""
from frappy.core import StringIO, Parameter, HasIO, \
Drivable, FloatRange, IDLE, BUSY, ERROR, WARN, BoolType Drivable, FloatRange, IDLE, BUSY, ERROR, WARN, BoolType
from frappy.structparam import StructParam
from frappy_psi.convergence import HasConvergence from frappy_psi.convergence import HasConvergence
@ -85,17 +32,17 @@ class ThermFishIO(StringIO):
class TemperatureLoopA10(HasConvergence, HasIO, Drivable): class TemperatureLoopA10(HasConvergence, HasIO, Drivable):
ioClass = ThermFishIO ioClass = ThermFishIO
value = Parameter('internal temperature', unit='degC')
value = Parameter('temperature', unit='degC') value = Parameter('temperature', unit='degC')
target = Parameter('setpoint/target', datatype=FloatRange, unit='degC', default=0) target = Parameter('setpoint/target', datatype=FloatRange, unit='degC', default=0)
circ_on = Parameter('is circulation running', BoolType(), readonly=False, default=False) control_active = Parameter('circilation and control is on', BoolType(), default=False)
# pids ctrlpars = StructParam('control parameters struct', dict(
p_heat = Parameter('proportional heat parameter', FloatRange(), readonly=False) p_heat = Parameter('proportional heat parameter', FloatRange()),
i_heat = Parameter('integral heat parameter', FloatRange(), readonly=False) i_heat = Parameter('integral heat parameter', FloatRange()),
d_heat = Parameter('derivative heat parameter', FloatRange(), readonly=False) d_heat = Parameter('derivative heat parameter', FloatRange()),
p_cool = Parameter('proportional cool parameter', FloatRange(), readonly=False) p_cool = Parameter('proportional cool parameter', FloatRange()),
i_cool = Parameter('integral cool parameter', FloatRange(), readonly=False) i_cool = Parameter('integral cool parameter', FloatRange()),
d_cool = Parameter('derivative cool parameter', FloatRange(), readonly=False) d_cool = Parameter('derivative cool parameter', FloatRange()),
), readonly=False)
status_messages = [ status_messages = [
(ERROR, 'high tempr. cutout fault', 2, 0), (ERROR, 'high tempr. cutout fault', 2, 0),
@ -122,20 +69,22 @@ class TemperatureLoopA10(HasConvergence, HasIO, Drivable):
] ]
def get_par(self, cmd): def get_par(self, cmd):
""" """get parameter and convert to float
All the reading commands starts with 'R', in the source code all the commands are written without 'R' (except
'RUFS').The result of a reading command is a value in the format '20C', without spaces.
:param cmd: any hardware command :param cmd: hardware command without the leading 'R'
:return: 'R'+cmd :return: result converted to float
""" """
new_cmd = 'R' + cmd new_cmd = 'R' + cmd
reply = self.communicate(new_cmd) reply = self.communicate(new_cmd).strip()
if any(unit.isalpha() for unit in reply): while reply[-1].isalpha():
reply = ''.join(unit for unit in reply if not unit.isalpha()) reply = reply[:-1]
return float(reply) return float(reply)
def set_par(self, cmd, value):
self.communicate(f'S{cmd} {value}')
return self.get_par(cmd)
def read_value(self): def read_value(self):
""" """
Reading internal temperature sensor value. Reading internal temperature sensor value.
@ -143,6 +92,34 @@ class TemperatureLoopA10(HasConvergence, HasIO, Drivable):
return self.get_par('T') return self.get_par('T')
def read_status(self): def read_status(self):
""" convert from RUFS Command: Description of Bits
====== ======================================================== ===============
Value Description
====== ======================================================== ===============
V1 B6: warning, rtd1 (internal temp. sensor) is shorted B0 --> 1
B7: warning, rtd1 is open B1 --> 2
V2 B0: error, HTC (high temperature cutout) fault B2 --> 4
B1: error, high RA (refrigeration) temperature fault B3 --> 8
V3 B0: warning, low level in the bath B5 --> 32
B1: warning, low temperature B6 --> 64
B2: warning, high temperature B7 --> 128
B3: error, low level in the bath
B4: error, low temperature fault
B5: error, high temperature fault
B6: error, low temperature fixed* fault
B7: error, high temperature fixed** fault
V4 B3: idle, circulator** is running
B5: error, circulator** fault
V5 B0: error, pump speed fault
B1: error, motor overloaded
B2: error, high pressure cutout
B3: idle, maximum cooling
B4: idle, cooling
B5: idle, maximum heating
B6: idle, heating
====== ======================================================== ===============
"""
result_str = self.communicate('RUFS') # read unit fault status result_str = self.communicate('RUFS') # read unit fault status
values_str = result_str.strip().split() values_str = result_str.strip().split()
values_int = [int(val) for val in values_str] values_int = [int(val) for val in values_str]
@ -157,72 +134,55 @@ class TemperatureLoopA10(HasConvergence, HasIO, Drivable):
return status_type, status_msg return status_type, status_msg
return WARN, 'circulation off' return WARN, 'circulation off'
def read_circ_on(self): def read_control_active(self):
return self.communicate('RO') return int(self.get_par('O'))
def write_circ_on(self, circ_on): @Command
circ_on_str = '1' if circ_on else '0' def control_off(self):
self.communicate(f'SO {circ_on_str}') """switch control and circulation off"""
return self.read_circ_on() self.control_active = self.set_par('O', 0)
def read_target(self): def read_target(self):
return self.get_par('S') return self.get_par('S')
def write_target(self, target): def write_target(self, target):
""" self.control_active = self.set_par('O', 1)
:param target: here, it serves as an equivalent to a setpoint.
"""
self.write_circ_on('1')
self.communicate(f'SS {target}') self.communicate(f'SS {target}')
self.convergence_start() self.convergence_start()
return target return target
## heat PID
def read_p_heat(self): def read_p_heat(self):
p_heat = self.get_par('PH') return self.get_par('PH')
return float(p_heat)
def write_p_heat(self, p_heat): def write_p_heat(self, value):
self.communicate(f'SPH {p_heat}') return self.set_par('PH', value)
return p_heat
def read_i_heat(self): def read_i_heat(self):
i_heat = self.get_par('IH') return self.get_par('IH')
return float(i_heat)
def write_i_heat(self, i_heat): def write_i_heat(self, value):
self.communicate(f'SIH {i_heat}') return self.set_par('IH', value)
return i_heat
def read_d_heat(self): def read_d_heat(self):
d_heat = self.get_par('DH') return self.get_par('DH')
return float(d_heat)
def write_d_heat(self, d_heat): def write_d_heat(self, value):
self.communicate(f'SDH {d_heat}') return self.set_par('DH', value)
return d_heat
## cool PID
def read_p_cool(self): def read_p_cool(self):
p_cool = self.get_par('PC') return self.get_par('PC')
return float(p_cool)
def write_p_cool(self, p_cool): def write_p_cool(self, value):
self.communicate(f'SPC {p_cool}') return self.set_par('PC', value)
return p_cool
def read_i_cool(self): def read_i_cool(self):
i_cool = self.get_par('IC') return self.get_par('IC')
return float(i_cool)
def write_i_cool(self, i_cool): def write_i_cool(self, value):
self.communicate(f'SIC {i_cool}') return self.set_par('IC', value)
return i_cool
def read_d_cool(self): def read_d_cool(self):
d_cool = self.get_par('DC') return self.get_par('DC')
return float(d_cool)
def write_d_cool(self, d_cool): def write_d_cool(self, value):
self.communicate(f'SDC {d_cool}') return self.set_par('DC', value)
return d_cool