Grundfos DMX 4-10

11
6.8.1 Inputs and outputs
AR control unit factory settings
• Inputs and outputs: NO (normally open)
or
• inputs and outputs: NC (normally closed).
6.9 Materials
• Upper part of enclosure: PPO blend
• Lower part of enclosure: PP, glass-fibre-reinforced
• Stroke-length adjustment knob: ABS.
AR control unit enclosure
• Upper part of enclosure: PPO blend
• Lower part of enclosure: aluminium.
6.10 Weights
Inputs
Contact signal Maximum load: 12 V, 5 mA
Current 0-20 mA Maximum load: 22 Ω
Remote on/off Maximum load: 12 V, 5 mA
Two-stage tank-empty signal Maximum load: 12 V, 5 mA
Dosing controller and diaphragm leakage sensor
Outputs
Current 0-20 mA Maximum load: 350 Ω
Error signal
Maximum ohmic load:
50 VDC / 75 VAC, 0.5 A
Stroke signal Contact time/stroke: 200 ms
Pre-empty signal
Maximum ohmic load:
50 VDC / 75 VAC, 0.5 A
Pump type
Weight
Plastics
[kg]
DIN 1.4571
[kg]
DMX 4-10 5 7
DMX 7-10 5 7
DMX 9-10 5 7
DMX 12-10 5 7
DMX 17-4 7.5 12
DMX 25-3 8 13
DMX 7.2-16 5 7
DMX 8-10 5 7
DMX 14-10 5 7
DMX 18-10 5 7
DMX 26-10 5 7
DMX 39-4 7.5 12
DMX 60-3 8 13
DMX 13.7-16 5 7
DMX 16-10 5 7
DMX 27-10 5 7
DMX 35-10 5 7
DMX 50-10 5 7
DMX 75-4 7.5 12
DMX 115-3 8 13