Specification
1. DATA COMMUNICATION MODULE (DCM)Terminal No.DescriptionMeasuring conditionStandardA1 — — — A2 — — — A3LED GREEN — — A4 ←> Chassis groundi-buttoni-button OFF > ON1 M- or more > less than 1 -A5 ←> Chassis groundSOS buttonSOS button OFF > ON1 M- or more > less than 1 -A ...