If a morph/channel is remotely controlled (to make a morph/channel remotely controlled) it will have the following five lines after interpStyleLocked 0:

valueOpDeltaAdd
Figure 1
BODY:1
waist-low
deltaAddDelta 1.000000

and before: indexes 39

valueOpDeltaAdd says that this is ERC

Figure 1 This is the controlling figure - a variable

BODY:1 This is the actor in the above figure where the controlling dial is - a variable

waist-low This is the name of the controlling dial - if it is not precise, it will not work.

deltaAddDelta 1.000000 This is the rate - in this case one unit of the master changes the slave by one unit - a variable