User's Manual

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Lancaster/National Meter Module Installation
BeforebeginningtheLancasterretrofit,ensurethatthemeterisretrofittable.You
canidentifythisbytheplacementofthescrewsthata ttachthedialstothe
module.Itisveryimportantthatyoudonotbreakthesealofthemeterdialcover
ifthisisnotaretrofittablemeter.
Figure 5.38 Lancaster/National: Meter retrofittable

Figure 5.39 Lancaster/National: Meter non-retrofittable