V4LM4S30 24-240V AC/DC Conductive Liquid Level Monitoring Relay by Tele Haase

Description

The V4LM4S30 24-240V AC/DC is a Multifunction Liquid Level Monitor for conductive liquids with 4 probe inputs and 3 normally open contacts with common root

Features

• Level monitoring in conductive liquids
• 4 probe inputs for level monitoring
• Multifunction
• Adjustable sensor voltage
• Protective separation of measuring circuit
• 3 normally open contacts with common root

Control elements

• Sensitivity
• Sensor voltage / Measuring range
• Function
• Delay / Operating mode

Status indication

• LED U/t: Supply voltage / time lapse
• LED R1: Relay status Rel1
• LED R2: Relay status Rel2
• LED R3: Relay status Rel3
• LED PP1: Pump performance 1
• LED PP2: Pump performance 2

Technical Data

• Supply Voltage
  • 24 to 240 Vac
  • 24 to 240 Vdc
• Backup power time: < 30 ms
• Recovery time: < 500 ms
• Drop-out voltage: ≥ 6 V
• Measuring method: Resistance measurements
  • E1-E0
  • E2-E0
  • E3-E0
  • E4-E0
• Monitoring function: Level monitoring of conductive liquids with adjustable delay (measuring filter)

Range of Functions

• 2uA = Pump up; Min- / Max-Alarm (1 container, 4 probes)
• 2dA = Pump down; Min- / Max-Alarm (1 container, 4 probes)
• 3b- = Pump up and down; Min-Alarm (1 container, 3 (4) probes)
• 3b+ = Pump up and down; Max-Alarm (1 container, 3 (4) probes)
• 2u2 = Pump up (2 independent containers, 2 probes each)
• 2d2 = Pump down (2 independent containers, 2 probes each)
• 2uc = Pump up with pump change (1 container, 2 probes)
• 2dc = Pump down with pump change (1 container, 2 probes)
• 3w- = Well control; Min-Alarm (2 containers, 3 probes)
• 4ce = Level code (up to 4 containers, 4 probes)

Conductive Probes available separately

• SK1
• SK2-500
• SK3-500
• SK3-1000