Proton SL mini Series - Logic Outputs; Logic Outputs Connection; Logic Outputs Electrical Specifications

Page 72 of 85
SL mini and SLR mini-i4 Series Speed and Length Gauges Instruction Manual - issue 3h
LOGIC OUTPUTS
Logic outputs connection
Three outputs are fitted as standard and may be accessed through the following pins:
Connector type: DB44 male (socket)
Functional
group
Pin
Designation
Description
Notes
Shield
S
Shield
Shield
Connect to cable and plug shields
Digital
ground
28
DGND
Signal ground (0V)
Floating (inactive) or pull-down to
DGND (active)
Logic
outputs
24
LOP1
Logic output 1
State
Output
Inactive
Floating
Active
Pulled down to DGND
25
LOP2
Logic output 2
State
Output
Inactive
Floating
Active
Pulled down to DGND
26
LOP3
Logic output 3
State
Output
Inactive
Floating
Active
Pulled down to DGND
Logic outputs electrical specifications
• The logic outputs must NOT be used to directly drive high-current or inductive loads.
• It is recommended that the logic outputs are used to drive opto-isolated solid-state relays.
Specification
Minimum
Typical
Maximum
Units
Logic output to DGND voltage
+25
VDC
Current
0.1
A