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FOCUS
1.8
Data of external connections
1.8 Data of external connections
Basic module
Terminals
Type of
terminal
Function
Description
Rating
1/2
Tension
spring
terminal
Relay output
Ready for operation:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
3/4/5
Tension
spring
terminal
Relay output
Fault-free:
Grouping terminal 3,
Break contact terminal 4
and make contact terinal 5
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
6/7
Tension
spring
terminal
Relay output
Operation:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
8/9
Tension
spring
terminal
Relay output
Load operation:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
10/11
Tension
spring
terminal
Relay output
Serviving:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
12/13
Tension
spring
terminal
Relay output
Pre-selection remote:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
14/15
Tension
spring
terminal
Relay output
Switch clock:
Make contact
2A 30V DC/250 with ohmic load V AC with ohmic load;
0.6A 250 V AC 50/60Hz with inductive load
(Power factor = 0.4)
34
Tension
spring
terminal
Digital input
Monitoring compressed
air treatment
Terminal 34 (against
terminal 31 (+24V)
24...31V DC, 10mA,
input resistance 3 kΩ
40
Tension
spring
terminal
Digital input
Output release
Terminal 40 (against
terminal 31 (+24 V))
24...31 V DC, 10 mA,
input resistance 3 kΩ
41
Tension
spring
terminal
Digital input
Remote Start/stop switch
Terminal 41 (against
terminal 31 (+24 V))
24...31 V DC, 10 mA,
input resistance 3 kΩ
42
Tension
spring
terminal
Digital input
Switchover pressure
range
Terminal 42 (against
terminal 31 (+24 V))
24...31 V DC, 10 mA,
input resistance 3 kΩ
51
Screw
terminal
External RS485
interface
Earth (GND)
52
Screw
terminal
External RS485
interface
Signal A
Input differential voltage
max –12 V
53
Screw
terminal
External RS485
interface
Signal B
Input differential voltage
max. +12 V
BOGE FOCUS compressor control for screw compressors
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