Verbatim Autodialer Specifications
Verbatim Owner's Manual I-5
I.11 Communications Protocol
The unit shall interface to standard networks commonly used in industrial
installations. The unit shall be capable of network communications using the
Modbus RTU protocol.
I.12 Diagnostics
The unit shall include user commands to execute diagnostics of the PLC
network to determine the health of the network. The unit shall inform the user
of the length of scan time for the set of all configured remote channels. The unit
shall provide a complete verbal report of all programmable functions and their
programmed values on command form any remote Touch Tone phone.
I.13 Speakerphone
The unit shall be capable of dialing any phone number on command and func-
tion as a speakerphone.
I.14 Inquiry Message and Function
Inquiry phone calls can be made directly to the unit at any time from any tele-
phone, locally or long distance, for a complete status report of all variables
being monitored, including power status.
I.15 Power Battery Backup
Normal power shall be 105-135 VAC, 15 watts nominal. The product is to
contain its own gel cell rechargeable battery which is automatically kept
charged when AC power is present. The system shall operate on battery power
for a minimum of 13 continuous hours in the event of AC power failure. A
shorter backup time shall not be acceptable. The built-in charger shall be
precision voltage controlled, not a “trickle charger,” in order to minimize
recharge time and maximize battery life available.
I.16 Phone Line
The autodialer is to use a standard rotary pulse or Touch Tone “dial-up” phone
line (direct leased line not to be required) and is to be F.C.C. approved. Connec-
tion to the telephone is through a 4-pin modular jack (RJ-11).