User manual
REI2 
User manual 
Doc: R2U_2_1079_002_E 
Version: 1.07.9 
Page 
10 of 64 
2.1.2. Line keyboard 
LCK
STA
LAP
STO
AUX
LCK
1 23 4
567 8
Fig. 3 – Line keyboard 
1  <LCK> Software block on the lines selected by the user with activation signal led 
2  <ARM> Immediate Rearm on the lines selected by the user with activation signal led 
3  <LCK> Software block on the Stop line with activation signal led 
4  <ARM> Immediate Rearm of the Stop line with activation signal led 
5  <STA> manual Start impulse 
6  <LAP> manual intermediate impulse 
7  <STO> manual Stop impulse 
8  <AUX> manual auxiliary impulse 
Allocation of the ‘channel’ on which the <STA> <LAP> <STO> and <AUX> keys operate can be 
modified in accordance with the program. 










