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Flex EM/EX HazLoc System Instruction Manual
June 2019
Page 40 of 62
4.2.4.2 Interlocked Functions for EX Systems
Each dipswitch on the decoder module corresponds to one (1) motion or two (2)
adjacent pushbuttons (
see Fig. 15
and
Fig. 16
). Only the first seven (7) dipswitch
positions are used (counting from left to right). The 8th dipswitch position (far right) is
not used.
Fig. 15
Fig. 16
Manufacture preset
Dip
Settings
Function Descriptions
# of Relays
Used
0000000
Normal (single speed only, F2 & R2 relays not used)
2
0000001
Closed/Closed Relay Action at 2nd Speed (separate 2nd
speed relay)
4
0000010
Closed/Closed Relay Action at 2nd Speed (shared 2nd
speed relay)
3
0000011
Opened/Closed Relay Action at 2nd Speed (separate 2nd
speed relay)
4
0000100
Forward and Fast output relays engaged at 2nd speed
4
0000101
Forward, Slow, and Fast output relays engaged at 2nd
speed
4
0000110
ON (right button) & OFF (left button)
2
0001000
ON & OFF - affected by the E-Stop command. When
E-Stop command is initiated, the OFF relay is activated.
2
0001001
ON + START / OFF + START - Prior to pressing the
button you must first rotate and hold the power key switch
at the START position to activate ON or OFF relays.
2
0001010
FWD/REV toggled (latched)
2
0001011
FWD/REV toggled (latched) and affected by the E-Stop
command
2
0100001
Closed/ Brake
4
1
3
2
4
7
5 6
8
RELAY FUNCTIONS
Flex 12EX