选项说明:
(1)
Input 选项:201 for 1 input (Paper size 100 mm 1-pen)
202 for 2 input (Paper size 100 mm 2-pen)
203 for 3 input (Paper size 100 mm 3-pen)
204 for 4 input (Paper size 100 mm 4-pen)
206 for 6 input (Paper size 100 mm 6-dot points)
2801 for 1 input (Paper size 180 mm 1-pen)
2802 for 2 input (Paper size 180 mm 2-pen)
2803 for 3 input (Paper size 180 mm 3-pen)
2804 for 4 input (Paper size 180 mm 4-pen)
2806 for 6 input (Paper size 180 mm 6-dot points)
2812 for 12 input (Paper size 180 mm 12-dots points)
2824 for 24 input (Paper size 180 mm 24-dots points)
(2)
Field Installable Option 选项:无（选项为空白） for None
-C422 for RS422A communication interface (RD2800 Models only)
-C485 for RS485 communication interface (RD 2800 Models only)
-C232 for RS232C communication interface (RD 2800 Models only)
-EI for Ethernet interface (RD 2800 Models only)
-R6 for 6-point mechanical relay C SPST and remote contacts (RD 2800 Models only)
-R12 for 12-point mechanical relay C SPST and remote contacts (RD 2800 Models only)
-R24 for 24-point mechanical relay C SPST and remote contacts (RD 2800 Models only)
(3)
Additional Options (Not Field Installable) 选项:无（选项为空白） for None
-MATH for Mathematical calculation
-TOT for Totalizer
-FLOW for Totalizing/flow correction computation function (pen-type only)
-TFLOW for Basic + totalizing/flow correction computation function (pen-type only)
注: 并非所有组合都有效，请查阅规格表上的有效产品编号。
