heaters: Don't raise an error if PID Ki is set to zero

Signed-off-by: Kevin O'Connor <[email protected]>
jin-eld · Oct 18, 2020 · f8cb1e3 · f8cb1e3
1 parent abb0d88
commit f8cb1e3
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/klippy/extras/heaters.py b/klippy/extras/heaters.py
@@ -182,7 +182,9 @@ def __init__(self, heater, config):
         self.min_deriv_time = heater.get_smooth_time()
         imax = config.getfloat('pid_integral_max', self.heater_max_power,
                                minval=0.)
-        self.temp_integ_max = imax / self.Ki
+        self.temp_integ_max = 0.
+        if self.Ki:
+            self.temp_integ_max = imax / self.Ki
         self.prev_temp = AMBIENT_TEMP
         self.prev_temp_time = 0.
         self.prev_temp_deriv = 0.