config: Reword the min_temp/max_temp description in example.cfg

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

1 files changed, 8 insertions, 4 deletions

diff --git a/config/example.cfg b/config/example.cfg
index 86184076..ae8c3b9a 100644
--- a/config/example.cfg
+++ b/config/example.cfg
@@ -186,11 +186,15 @@ pid_Kd: 114
 #   The minimum temperature (in Celsius) at which extruder move
 #   commands may be issued. The default is 170 Celsius.
 min_temp: 0
-#   Minimum temperature in Celsius (mcu will shutdown if not
-#   met). This parameter must be provided.
 max_temp: 210
-#   Maximum temperature (mcu will shutdown if temperature is above
-#   this value). This parameter must be provided.
+#   The maximum range of valid temperatures (in Celsius) that the
+#   heater must remain within. This controls a safety feature
+#   implemented in the micro-controller code - should the measured
+#   temperature ever fall outside this range then the micro-controller
+#   will go into a shutdown state. This check can help detect some
+#   heater and sensor hardware failures. Set this range just wide
+#   enough so that reasonable temperatures do not result in an
+#   error. These parameters must be provided.
 
 # The heater_bed section describes a heated bed (if present - omit
 # section if not present).