Wilo Control MS-L Series - Inputs and Outputs; Functions; Type Key

Product description en
Installation and operating instructions Wilo-Control MS-L 15
4.4 Inputs and outputs
Inputs/outputs
Control MS-L 1... Control MS-L 1...-O Control MS-L 1...-LS Control MS-L 2... Control MS-L 2...-O Control MS-L 2...-LS
Inputs
Float switch for level detection
1 1 − 2 2 −
Float switch for detecting the high water level
1 1 − 1 1 −
Analogue input 4...20mA for level detection with rod float sensor
− − 1 − − 1
Input for thermal winding monitor with bimetallic strip.
1 1 1 2 2 2
Outputs
Potential-free changeover contact for the collective fault signal
1 1 1 1 1 1
Potential-free changeover contact for an external alarm signal
− − − 1 1 1
Key
1/2 = number of inputs and outputs, − = not available
NOTICE!PTC sensors cannot be connected!
Output contact load:
ƒ Minimum: 12VDC, 10mA
ƒ Maximum: 250VAC, 1A
4.5 Functions
The switchgear is equipped with the following functions. All functions are switched off
at the factory. The functions must be switched on as required.
Inputs/outputs
Control MS-L 1... Control MS-L 1...-O Control MS-L 1...-LS Control MS-L 2... Control MS-L 2...-O Control MS-L 2...-LS
Internal buzzer
• • • • • •
Pump kick
• • • • • •
Service interval indicator
− − − • • •
Monitoring operating parameters
− − − • • •
Follow-up time
• • • • • •
Adjustable switching points for pump ON and high water*
− − • − − •
Key
• = available, − = not available
* The switching points can be selected from eight sets of parameters for the respective
lifting unit.
4.6 Type key
Example: Wilo-Control MS-L 2x8A-T4-DOL-X
MS
Micro Control switchgear for fixed speed pumps
L
Level-dependent control of pumps
2x
Max. number of pumps that can be connected
8A
Max. permissible rated current per pump
T4
Mains connection:
without = 1~230V/3~400V
M = 1~230V
T4 = 3~400V
DOL
Pump activation type: Direct