diff --git a/cfg/vf_cfg.py b/cfg/vf_cfg.py
new file mode 100644
index 0000000..ad7e44b
--- /dev/null
+++ b/cfg/vf_cfg.py
@@ -0,0 +1,103 @@
+Node('vf.psi.ch',
+     'small vacuum furnace',
+     'tcp://5000',
+)
+
+Mod('htr_io',
+    'frappy_psi.bkpower.IO',
+    'powersupply communicator',
+    uri = 'serial:///dev/ttyUSBupper',
+   )
+
+Mod('htr',
+    'frappy_psi.bkpower.Power',
+    'heater power',
+    io= 'htr_io',
+   )
+
+Mod('out',
+    'frappy_psi.bkpower.Output',
+    'heater output',
+    io = 'htr_io',
+    maxvolt = 50,
+    maxcurrent = 2,
+   )
+
+
+Mod('relais',
+    'frappy_psi.ionopimax.DigitalOutput',
+    'relais for power output',
+    addr = 'o2',
+   )
+
+Mod('T_main',
+    'frappy_psi.ionopimax.CurrentInput',
+    'sample temperature',
+    addr = 'ai4',
+    valuerange = (0, 1372),
+    value = Param(unit='degC'),
+
+   )
+
+
+Mod('T_extra',
+    'frappy_psi.ionopimax.CurrentInput',
+    'extra temperature',
+    addr = 'ai3',
+    valuerange = (0, 1372),
+    value = Param(unit='degC'),
+
+   )
+
+Mod('T_htr',
+    'frappy_psi.ionopimax.CurrentInput',
+    'heater temperature',
+    addr = 'ai2',
+    valuerange = (0, 1372),
+    value = Param(unit='degC'),
+   )
+
+Mod('T_wall',
+    'frappy_psi.ionopimax.VoltageInput',
+    'furnace wall temperature',
+    addr = 'av2',
+    rawrange = (0, 1.5),
+    valuerange = (0, 150),
+    value = Param(unit='degC'),
+   )
+
+Mod('T',
+    'frappy_psi.picontrol.PI',
+    'controlled Temperature',
+    input = 'T_htr',
+    output = 'out',
+    relais = 'relais',
+    p = 2,
+    i = 0.01,
+   )
+
+Mod('interlocks',
+    'frappy_psi.furnace.Interlocks',
+    'interlock parameters',
+    input = 'T_htr',
+    wall_T = 'T_wall',
+    vacuum = 'p',
+    relais = 'relais',
+    control = 'T',
+    wall_limit = 50,
+    vacuum_limit = 0.1,
+   )
+
+Mod('p_io',
+    'frappy_psi.pfeiffer.IO',
+    'pressure io',
+    uri='serial:///dev/ttyUSBlower',
+   )
+    
+Mod('p',
+    'frappy_psi.pfeiffer.Pressure',
+    'pressure reading',
+    io = 'p_io',
+   )
+    
+