ABB AquaMaster Instruction Manual page 46

Electronic Commercial Water Meter
AquaMaster™
Type Voltage Rating (V)
Absolute Rating
AC 85 to 265
Battery 3.6 (Lithium)
Pulse and alarm outputs
Three bidirectional solid state switches with common isolation ±35V DC 50mA
Output 1 Forward only, or forward plus reverse pulses
Output 2 Reverse pulses, or direction indicator
Output 3 Alarm indicates any problem with measurement or with power
Pulse output 50Hz maximum, 50% nominal duty cycle
Serial data communications
Local Port
Remote Port (Option)
Telemetry applications using remote serial data communications
External Vodaphone VVADS Radio Pad X25 compatible network interface via RP5, 6, 7 or similar radiopad
External PSTN modem
External GSM modem
Internal GSM modem
Pressure System – External Transducer
Pressure range absolute
10, 16 bar or 300 lb/in2
Connection
Standard quick-fit male probe
MIL style connector
Operating temperature range
–20 to 70°C (–4 to 158°F)
Accuracy (typical)
±0.4% of range
Thermal error band (typically 100°C [212°F])
±1.5% span
Cable length
1, 5, 10 or 20m (3, 16, 32 or 65 ft)
44
Frequency (Hz)
47 to 440
–
RS232 compatible via ABB lead (Option)
RS232 with RI, RTS and CTS handshaking for connection to a modem or computer
Modern PSTN modems which store configuration setup on non-volatile
memory (for configuration information contact ABB)
Siemens M20T, TC35 or similar compatible modems
(for configuration information contact ABB)
Dual Band GSM; fully programmable schedule for battery operation and
Automated Meter Reading. Logged data transmission via SMS Text.
VA
<10
–
5 Specification
IM/AM Issue 13