Remote control HS 21
The HS 21 with practical pocket clip is universal developed for Quantity and Interval counters.
It enables the following functions:

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for Quantity counter MZ 18
• set the counter back to zero

for Interval counter IZ 19
• set the counter back to zero
• adjust nominal data

for Interval counter SM 26
• set the counter back to zero

for Multi-Counter MC 30
• set the counter back to zero (Interval- and Quantity counter)
• adjust nominal data (Interval counter)
• change displays
• programming of cavitations (MZ 18)

Deliverance
The HS 21 is delivered with the required 9V battery.