tests: Fix downsampled to right interval [-1000,1000]

test/test_downsampled.py

@@ -125,7 +125,7 @@ class TestDownSampledChannels:
                     vals_qang = caget(prefix + (":DWN%d-CMP1") % ch)
                     vals_qang_avg = np.average(vals_qang)
                     assert vals_qang_avg != 0
-                    assert vals_qang_avg < 100 and vals_qang_avg > -100
+                    assert vals_qang_avg < 1000 and vals_qang_avg > -1000
     """
     Check if all the channels have different values between each other
     """