Spirax Sarco UTM20 Series - Transmitter Specifications; Inputs, Outputs, and Ports Specifications; Data Logging, Alarms, Languages, and Security

IM-P505-02-US Issue 1
87
UTM20 Series Ultrasonic Transit-time Flowmeters
Flow Meter Energy Meter
Inputs and
Outputs
0/4 to 20 mA
output
One 16-bit, isolated, max 800
Ohms, internal or external power
Two 16-bit, isolated, max 800
Ohms, internal or external power
Digital input
One 5 to 30V DC, isolated, externally or internally sourced, reset
totalizer or alarm output
Digital output
Two selectable pulse, alarm,
flow direction, sink isolated open
collector, 5 to 30V DC, max
50 mA externally or internally
sourced, leakage current 1uA
max
Three selectable pulse,
frequency, alarm, flow direction,
isolated open collector, 5 to
30V DC, externally or internally
sourced, leakage current 1uA
max
Frequency output: 50% duty cycle, 63 to 10k Hz maximum frequency
Pulse (totalizer) output: 5 kHz max output, open collector, pulse width
5 to 500 ms programmable
Optional: Two dry contact output for alarm or flow direction 30V DC
max , 5A max (Ethernet not available with this option)
RTD (energy
only)
None
Two 2-wire, 3-wire or 4-wire
Pt100/Pt1000 RTD 12-bit inputs;
Range of -40 to 200 °C; Clamp-
on resistor kits available
Ports
Programming
USB 2 0 mini B connector for connection to a device with SoloCUE
configuration software
EIA-485
Modbus RTU command set or BACnet MS/TP; Baud rates 9600,
14400,19200, 38400, 57600, 76800, 115k; terminating resistor
selectable
Ethernet
Optional 10/100 Base T RJ45, communication via Modbus TCP/IP or
BACnet/IP
AquaCUE/
BEACON
Connectivity to AquaCUE/BEACON endpoint (LTE cellular)
Data Logging
Number of points
Up to 8 parameters per record Selectable 1 second to 1 day Transfer
logs via memory card
Real Time Clock
Backed up with a super capacitor, minimum of 32 days of data
retention without power; Requires no servicing
MicroSD card
slot
8 GB card, included with transmitter
Alarms Records 150 previous alarms, warnings or errors
Languages English, French, German, Italian, Spanish
Security
Four levels: Read-only, Operator, Service and Admin; 6-digit passcode number; selectable
auto logout