7.7 Display of dosing quantity ..............................79 7.8 Control connections 1 and 2 ..........................80 7.9 Sample water monitoring ...............................81 7.10 mA inputs, Rivo™ Backboard 4 .....................82 7.11 Connections to visualization systems ............82 7.12 Controller outputs...........................................83 7.12.1 Positioner (with feedback)..............................83 7.12.2 2-point pulse-duration controller for dosing pumps.................................................83 7.12.3 2-point pulse-frequency controller for solenoid pumps..............................................84 7.12.4 Analog 2-point output/Analog 3-point output..84 7.13 mA输出..................................................................................................................................................................................................................................................................................................................................................................................................................................... 86 7.14.1剂量线性化（仅适用于W3T586961）... 87 7.15数字输出...........................................................................................警报............................................................... 92 7.17.1配置............................................................................... ........................................................................................ 94 7.18状态LED状态............................................................................................................................... 95 7.19接口.................................................................................