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2S Drive Systems / 0185-1174_E_1V1_SM_C1251-2S / NTI AG
7.12 Acknowledge Input
7.12.1 Description
The drive supports a non-safe acknowledge input on the safe I/O connector X49.
The X49 connector has the following signal layout:
X49
Table 57: X49 Connector: Acknowledge
The acknowledge input is realized with one differential input, with a positive and negative signal input.
State
Low
High
Table 58: Acknowledge input level definitions
Item
Nominal operating voltage
Maximal Voltage
Max. reverse Polarity
Table 59: Ratings of the acknowledge input
Figure 21: Schematics of the acknowledge input
0185-1174_E_1V1_SM_C1251-2S / 2021-11-26 16:43 (Rev. 12500)
Safe Digital IO
X49A
1
SafeDigIn 1A- (safe digital input 1 channel A negative)
2
SafeDigIn 1B- (safe digital input 1 channel B negative)
3
SafeDigIn 2A- (safe digital input 2 channel A negative)
4
SafeDigIn 2B- (safe digital input 2 channel B negative)
5
DGND
6
DigInAck- (non-safe Acknowledge negative)
7
SafeDigOut A (safe digital output channel A)
X49B
8
SafeDigIn 1A+ (safe digital input 1 channel A positive)
9
SafeDigIn 1B+ (safe digital input 1 channel B positive)
10
SafeDigIn 2A+ (safe digital input 2 channel A positive)
11
SafeDigIn 2B+ (safe digital input 2 channel B positive)
12
GND
13
DigInAck+ (non-safe Acknowledge positive)
14
SafeDigOut B (safe digital output channel B)
- Use 60/75 °C copper conductors only
- Conductor cross-section max. 1.5 mm
- Stripping length: 10 mm.
Current consumption
< 1 mA
2 to 10 mA, typically 4 mA @ 24 V
Description
The minimal allowed low voltage between the positive and negative input
The maximal allowed low voltage between the positive and negative input
The inputs are protected against reverse polarity.
2
Value
< 5 V
V15 to 27 V
Value
0 – 24 V
60 V
60 V
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