Tachometer Series(转速表系列):
系列N0	商品型号	测量范围		描述
1	L9119	0-8,000 PRM		2'' SINGLE IG.
2	L9118	0-8,000 PRM		2'' DUAL IG.
3	L9119A	0-8,000 PRM		2'' BOTH SYSTEM
4	L9121	0-8,000 PRM		21/4 ''SINGLE IG.
5	L9122	0-8,000 PRM		21/4 ''DUAL IG.
6	L9121A	0-8,000 PRM		21/4'' BOTH SYSTEM
7	L916	0-8,000 PRM		31/8'' SINGLE IG.
8	L9135	0-8,000 PRM		31/8'' DUAL IG.
9	L916A	0-8,000 PRM		31/8'' BOTH SYSTEM
10	Y9119F	1,000-8,000 PRM		2'' FOR FOUR STROKE
11	Y9121F	1,000-8,000 PRM		2 1/4'' FOR FOUR STROKE
12	Y916F	1,000-8,000 PRM		3 1/8'' FOR FOUR STROKE