AirLink RV55 Hardware User Guide
Rev. 1 June 2019
32
41113042
High Side Pull-up / Dry Contact Switch Input
You can use the green wire to connect Pin 4 to a dry contact switch. The dry contact
switch is not available in Standby mode.
Figure 2-13: High Side Pull-up / Dry Contact Switch Input
RV55
V
in
*
Internal pull-up
resistor (10K)
On**
I
Source
= 1.1 mA (Typ)
Protection
Circuitry
Output Off (default)**
Pin 4 (power connector)
*Depending on the load, this value can range from Vin to Vin - 2.5 V.
** Configurable on the ACEmanager I/O tab
Table 2-7: High Side Pull-up / Dry Contact Switch Input
Minimum
Typical
Maximum
Units
Comments
Source Current
0.6
V
in
= 7 V
1.1
V
in
= 12 V
3.5
V
in
= 36 V
mA
Maximum current the voltage output
can provide (depends on V
in
)
V
out
V
in
- 2.5
—
V
in
V
The voltage on Pin 4 when the
high side pull-up is enabled (depends
on V
in
and power consumption)
