Promag 50
Technical data
Hauser
97
Signal on alarm
Current output
Failsafe mode can be selected (e.g. in accordance with NAMUR Recommendation NE 43)
Pulse/frequency output
Failsafe mode can be selected
Status output
"Not conductive" in the event of fault or power supply failure
Load
See "Output signal"
Switching output
Status output
• Galvanically isolated
• Max. 30 V DC/250 mA
• Open collector
• Can be configured for: error messages, empty pipe detection (EPD), flow direction, limit values
Low flow cut off
Low flow cut off, switch-on point can be selected as required
Galvanic isolation
All circuits for inputs, outputs, and power supply are galvanically isolated from each other.
10.1.5
Power supply
Electrical connections
Supply voltage
(power supply)
• 85 to 260 V AC, 45 to 65 Hz
• 20 to 55 V AC, 45 to 65 Hz
• 16 to 62 V DC
Cable entry
Power supply and signal cables (inputs/outputs):
• Cable entry M20 × 1.5 (8 to 12 mm/0.31 to 0.47 inch)
• Sensor cable entry for armored cables M20 × 1.5 (9.5 to 16 mm / 0.37 to 0.63 inch)
• Threads for cable entries ½" NPT, G ½"
Connecting cable for remote version:
• Cable entry M20 × 1.5 (8 to 12 mm/0.31 to 0.47 inch)
• Sensor cable entry for armored cables M20 × 1.5 (9.5 to 16 mm / 0.37 to 0.63 inch)
• Threads for cable entries ½" NPT, G ½"
Cable specifications
Power consumption
Power consumption
• AC: <15 VA (incl. sensor)
• DC: <15 W (incl. sensor)
Switch-on current
• max. 3 A (<5 ms) for 24 V DC
• max. 8.5 A (<5 ms) for 260 V AC