LMS500
LMS511
LMS531
Digital inputs
Lite
Quantity: 2
Function: Digital input
Pro
Quantity: 4
Function: Digital input, encoder (HTL),
synchronization
Pro
Quantity: 4
Function: Digital
input, synchroniza‐
tion
Input 1/2
Input voltage: 11 V … 30 V
Input resistance at HIGH: 2 kΩ
Voltage for HIGH: 11 V … 30 V
Voltage for LOW: 0 V … 5 V
Input capacity: 15 nF
Static input current: 6 mA … 15 mA
Input 3/4
Input voltage: 11 V … 30 V
Input resistance at HIGH: 2 kΩ
Voltage for HIGH: 11 V … 30 V
Voltage for LOW: -3 V … 5 V
Input capacity: 1 nF
Static input current: 6 mA … 15 mA
Duty cycle (Ti/T): 0.5
Input frequency: 100 kHz
Encoder
HTL / dual-channel incremental encoder with 90° phase off‐
set
Speed range that can be sampled:
From +100 mm/s to 20,000 mm/s
From -100 mm/s to -20,000 mm/s
Number of pulses per cm: At least 50
Recommended length of cable of the incremental encoder
max. 10 m
Outputs
Lite: 3 digital
Pro: 6 digital
Lite: 3 (2 relays, 1
digital)
Pro: 4 relays
LMS500/511 digital outputs 1+2
Typ. Output voltage DC: V
s
OUT - 1,5 V
Max. switching current under continuous load: 0.25 A
Internal resistance: 0.55 Ω ... 2.0 Ω
Current limitation (after 5ms at 25 °C): 100 mA…200 mA
Maximum loss power: 500 mW
LMS500/511 digital outputs 3+4
Typ. Output voltage DC: V
s
OUT - 2 V
Max. switching current: 100 mA
LMS531 relay outputs
Max. load voltage DC: 40 V
Max. switching current under continuous load: 0.5 A
Internal resistance: 0.34 Ω ... 0.7 Ω
Maximum loss power: 400 mW
Output capacity: 450 pF
Power-up delay: 1.3 ms … 5 ms
Switch-off time: 0.1 ms … 0.5 ms
Max. switching frequency: 5 Hz
TECHNICAL DATA
10
8013796/1ALS/2021-03 | SICK
O P E R A T I N G I N S T R U C T I O N S | LMS5xx
87
Subject to change without notice