IM-P402-93 AB Issue 7
16
6.8 Steam meter input for 2 and 3 element control systems
Externally powered 4 - 20 mA steam flowmeter
CAUTION: Controller terminal 5 (steam meter -ve) may be earthed by level probe.
Resistance between terminals 5 and 6 is 100 W.
6.9 Water meter input for 3 element control systems
Can be used with valve motor drive or 4 - 20 mA positioning.
Externally powered 4 - 20 mA water flowmeter.
CAUTION: Controller terminal 1 (water meter -ve) may be earthed by level probe.
Resistance between terminals 5 and 6 is 100 W.
Fig. 15
5 6
- +
Fig. 16
1 2
- +
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