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7
Installation Instructions for
MICRO SWITCH GLS Min-Din Limit Switches
ISSUE 10
81521
Figure 4. Reading Operating Specifications
Catalog
listing
Contact block diagram
Nominal travels and related terminals
Contact Closed
Contact Open
Diff. Travel
**Positive Opening to IEC 947-5-1
Operating f
orce
max.
Disconnect f
orce,
max.
Operating
de
gree
s,
max.
Operating
de
gree
s,
min.
Max. operate fre
-
quenc
y ops/
min
GL**01A
GL**07A
SNAP-ACTION CONTACTS
SINGLE POLE
Zb
>
<
21-22
13-14
20°
56°**
12° Differential travel
9,7 N
[2.2 lb]
11,4 N
[2.6 lb]
0,85 M/S
[33.5 in/S]
8,5 mm/S
[0.33
in/S]
250
Ç
Ç
Ç
Ç
Ç
Ç
Ç
Ç
Catalog
Listing
Code
Contact Block Diagram
Shows the circuit con-
figuration of the internal
contact block.
Operating Bar Charts
Show the state of the contacts relative to the
position of the actuator.
Operating Specifications
PRODUCT NOMENCLATURE
A2A
A2B
A1B
A1A
Side rotary,
fixed, 19 x 6
nylon roller
GL
Switch Type
A1A
Head/Actuator
C
D
Metal,
MIN-DIN
Plastic,
MIN-DIN
Body
C
3
2
1
CW rotation
only
CCW rotation
only
Lever to
right
NOTE: not all combinations of model code are available.
Please contact your Honeywell provider/representative
for assistance.
E
Metal,
Pancake
A
B
1/2-14
NPT
PG 13.5
Conduit
A
C
20 mm
A4L
A5A
A4J
F
K8A
K8B
GLS
Series
Global
Limit
Switch
4
Lever to
left
A5B
A1
A2
L
04
05
03
01
SPDT
snap action
SPDT, BBM
slow acting
SPDT, MBB
slow acting
DPST, 2NO
slow acting
07
24
06
DPST, 2NC
slow acting
DPDT, snap
action, Body E
SPDT, snap
action, gold cont.
32
DPDT, snap
action, gold cont.
Body E
34
35
33
SPDT, BBM
slow acting,
gold contacts
DPST, 2NO
slow acting,
gold contacts
SPDT, MBB
slow acting,
gold contacts
36
DPST, 2NC
slow acting,
gold contacts
01
Basic Switch
A9A
B
A1Y
A2Y
Side rotary,
fixed, 19 x 6
steel roller
Side rotary,
adjust., 19 x 6
nylon roller
Side rotary,
adjust., 19 x 6
steel roller
Side rotary,
adjust., 140 mm
aluminum rod
Side rotary,
adjust., 200 mm
aluminum rod
Side rotary,
offset, 19 x 6
nylon roller
Side rotary,
offset, 19 x 6
steel roller
Side rotary,
conveyor
lever
Top pin
plunger
Adj. top roller
lever, Ø27,3 x
5 POM roller
Cat whisker,
140 mm
Cat whisker,
190 mm
Side rotary,
fixed,
no roller
Side rotary,
adjustable,
no roller
Side rotary,
fixed, 50 x 10
rubber roller
Side rotary,
adj., 50 x 10
rubber roller
Modification Codes
A1A, A1B, A2A, A2B, A4J, A5B, A9A
5
Lever to
mounting surf.
for
Actuator/Material C
6
Roller
perpendicular
to mtg. surf.
for
Actuator/Material D
6
Lever to
right, hinge
to left
D
C
Top roller
plunger
Top roller
lever
E7A
Wobble,
plastic stick
E7B
Wobble,
coil
E7D
Wobble,
cat whisker
K8C
Wobble,
cat whisker