6.5.1.1 Settings in UP-2210
When the equipment is connected you must change the communications settings in UP-2210. Use
PQ Online to do this.
Figure 42
6.5.1.2 Settings in the modem
Meters that use RS-485 don’t send commands to the modem to answer incoming calls (this is to
avoid communications collisions). Because of this, the modem must be configured to answer
automatically (command ATS0=1). See section 6.2.2 on how to do this.