LEYBOLD TURBOTRONIK NT 20, Руководство по эксплуатации

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Connection
22
GA 05.208/12 - 05/2003
Key to Fig. 5
Inputs
1 REMOTE “-”
2 REMOTE “+”
3 “STOP” “-”
4 “STOP” “+”
5 “START” “-”
6 “START” “+”
7 HEATING ”-”
8 HEATING “+”
Outputs (Relais)
9 GND
10 + 15 V
11 NORMAL
12 NORMAL
13 FAILURE NO (normally open)
14 FAILURE C (Common)
15 FAILURE NC (normally closed)
16 ACCEL
17 ACCEL
18 Optional

Trigger for
19 Optional

link circuit
20 Optional

current
Fig. 5 TURBOTRONIK NT 20, rear panel;
assigment of the terminal strip (3/5)
Fig. 4 Switching examples for the motor connection of the forevacuum pump
Power <750 VA /single-phase Power >750 VA /single-phase three-phase
FAILURE FAILURE
Relay status VALVE HEATER FAN FOREPUMP ACCEL 13/14 14/15 NORMAL
(3/11) (3/9) (3/8) (3/2) Fig. 5 Fig. 5 Fig. 5
Power off open open open open open open closed open
STOP open open open open open open closed open
Delayed start-up device Mains power open open closed closed open closed open
applied
Acceleration Mains power open Mains power closed closed open closed open
applied applied
NORMAL Mains power Mains power Mains power closed open open closed closed
applied applied* applied
Overload Mains power Mains power Mains power closed open open closed closed
applied applied* applied
Failure; TURBOVAC rotates open open open open open closed open open
* if selected
Table 3