Features:
- DC Analog Current / Voltage Input
- Facility to View & Store Min/Max Flow Rate Values
- 2 Independent Programmable High/Low Flow Rate Alarms with Relay Outputs
- 8 Digit Total Flow Indication with Automatic Roll-over & Over-flow Counts
- Timer for Recording the Total Flow Time (HH:MM:SS)
- 24 VDC @ 30 mA Transmitter Excitation Supply Voltage
- RS485 Port for MODBUS Over Serial Communication Max. Distance
Display
Digital Readout | Flow Rate : 5 digits, 0.39″ Bright Red LED, 7 Segment |
Total Flow: 16 Characters X 2 Rows Backlight LCD | |
Status Indicators (6 Red LEDs) | Flow Rate: Alarm-1, Alarm-2, Square-Root Enable |
Flow: Alarm-1, Alarm-2, Over-flow |
Keys
Туре | 8 Tactile Switches |
Functions | Total Flow RST, Alarm ACK, OPR Page Entry, Display Scroll PAGE, DOWN, UP, ENTER |
Sensor Input
Type (User Programmable) | 0-20 mA, 4-20 mA 0-50 mV, 0-200 mV, 0 -1.25 V, 0-5 V, 0-10 V, 1-5V |
Accuracy | ± 0.25% of reading, ± 1 LSD |
Display Range | Flow Rate : 0 to 30000 Counts Total Flow: 0 to 99999999 Counts [with Upto 125 Over-flow Counts] 1, 0.1, 0.01, 0.001 |
Display Resolution (User Programmable) | (Applicable for Both Flow Rate & Total Flow) |
User Linearization | Upto 32 (X, Y) Co-ordinates |
Measuring Rate | Flow Rate : 5 Samples per Second (sampling time 200mS) Toal Flow: 1 Second |
Flow Rate Time Base (Flow per Unit Time) | User Settable: Seconds, Minutes, Hours |
Zero Offset (Flow Rate) | User Adjustable : -19999 to 30000 Counts |
Signal Conditioning | L-C Analog Filter with Programmable Digital Low-Pass Filter |
Alarms
Flow Rate | Total Flow | |
Numbers | 2, Independent | 2, Independent |
Programmable Parameters Outputs (Optional) | Type: Process Low, Process High Logic: Normal, Reverse Hyst 1 to 30000 Counts Inhibit No, Yes Latch: No, Yes 2 X Relay/SSR Drive | Select: Enable, Disable Setpoint: 1 to 99999999 Counts Over-run: 0 to 125 Counts Logic: Normal, Reverse Time: 0 to 125 Seconds 2 X Relay/SSR Drive |
Retransmission(Flow Rate):
Signal Type | DC Volts (0-5/10 V) or DC Current (0/4-20 mA) |
PV Range | User Settable through ‘Range Low’ and DC Linear ‘Range High’ |
Output:
Relay SSR Drive | Contact Type: Potential-free Change-over Contacts Contact Rating: 5A Resistive @ 120/240 VAC Contact Life: > 5,00,000 Operations at Rated Voltage / Current > 4.2 VDC into 1KOhm Minimum |
DC Linear | Voltage: 0-5 V, 0-10 V (into 1KOhm Minimum) Current: 0-20 mA, 4-20 mA (into 500 Ohm Maximum) |
Serial Communication
Port | RS485, 2-wire, Half Duplex, Start-Stop Synchronized |
Protocol | Modbus RTU |
Baud Rate | Settable: 4800, 9600, 19200, 38400, 57600 |
Parity | Settable: None, Even, Odd |
Max. Units per Loop | 31 |
Max.Distance | 1200 Metres |
Power Supply
Type | Switch Mode (SMPS) |
Line Voltage | Standard: 85-264 VAC, 50/60Hz Optional: 18-36 VDC |
Consumption | 5VA Max |