diff --git a/cfg/thermofischer_cfg.py b/cfg/thermofischer_cfg.py
new file mode 100644
index 00000000..e6840ff0
--- /dev/null
+++ b/cfg/thermofischer_cfg.py
@@ -0,0 +1,81 @@
+Node('thermofischer.psi.ch',
+     'thermofischer_waterbath',
+     'tcp://5000',
+     )
+
+Mod('wio_1',
+    'frappy_psi.thermofisher.ThermFishIO',
+    'connection for water bath',
+    uri='serial:///dev/ttyUSB0?baudrate=19200',                 # 3001 = Port 1, 3002 = Port 2 ...
+    )
+
+Mod('wio_2',
+    'frappy_psi.thermofisher.ThermFishIO',
+    'connection for water bath',
+    uri='serial:///dev/ttyUSB1?baudrate=19200',                 # 3001 = Port 1, 3002 = Port 2 ...
+    )
+
+Mod('wio_3',
+    'frappy_psi.thermofisher.ThermFishIO',
+    'connection for water bath',
+    uri='serial:///dev/ttyUSB2?baudrate=19200',                 # 3001 = Port 1, 3002 = Port 2 ...
+    )
+
+Mod('Tbath_1',
+    'frappy_psi.thermofisher.TemperatureLoopA10',
+    'water_bath_1',
+    io='wio_1',
+    control_active=0,
+    target=25,
+    tolerance=0.1,
+    settling_time=20,
+    )
+
+Mod('Tbath_2',
+    'frappy_psi.thermofisher.TemperatureLoopA10',
+    'water_bath_2',
+    io='wio_2',
+    control_active=0,
+    target=25,
+    tolerance=0.1,
+    settling_time=20,
+    )
+
+Mod('Tbath_3',
+    'frappy_psi.thermofisher.TemperatureLoopA10',
+    'water_bath_3',
+    io='wio_3',
+    control_active=0,
+    target=25,
+    tolerance=0.1,
+    settling_time=20,
+    )
+
+Mod('valve_1',
+    'frappy_psi.ionopimax.DigitalOutput',
+    'valve_for_fast_water_temperature_changing',
+    addr = 'o1',
+    target = 0,  
+   )
+
+Mod('valve_2',
+    'frappy_psi.ionopimax.DigitalOutput',
+    'valve_for_fast_water_temperature_changing',
+    addr = 'o2',
+    target = 0, 
+   )
+
+Mod('valve_3',
+    'frappy_psi.ionopimax.DigitalOutput',
+    'valve_for_fast_water_temperature_changing',
+    addr = 'o3',
+    target = 0, 
+   )
+
+Mod('temp_sensor_1',
+    'frappy_psi.ionopimax.SimpleVoltageInput',
+    'temperatur_sensor_sample',
+    rawrange = (0.0, 10.0),
+    valuerange = (-40.0, 150.0),
+    addr = 'ai1_mv',
+    )
diff --git a/frappy_psi/ionopimax.py b/frappy_psi/ionopimax.py
index e6eeb1f6..ec9572a2 100644
--- a/frappy_psi/ionopimax.py
+++ b/frappy_psi/ionopimax.py
@@ -140,6 +140,10 @@ class VoltageInput(AnalogInput):
             # change mode only if needed, as this disturbs the input for some time
             self.write(f'{self.addr}_mode', 'U')
 
+class SimpleVoltageInput(AnalogInput):
+    """version for iono pi"""
+    scale = 1e-3
+
 
 class LogVoltageInput(VoltageInput):