Table of Contents
Advertisement
12. OPTIONS AND AUXILIARY EQUIPMENT
12.2.5 Relays
The following relays should be used with the interfaces.
Interface
Relay used for digital input signals (interface DI-1)
Relay used for digital output signals (interface DO-1)
12.2.6 Surge absorbers
A surge absorber is required for the electromagnetic brake. Use the following surge absorber or equivalent.
Insulate the wiring as shown in the diagram.
Maximum rating
Permissible circuit
voltage
immunity
AC[Vma]
DC[V]
140
180
500/time
Note. 1 time
8
20 s
Surge
Energy
Rated
immunity
power
[A]
[J]
(Note)
5
(Example) ERZV10D221 (Matsushita Electric Industry)
TNR-10V221K (Nippon Chemi-con)
Outline drawing [mm] ( [in] ) (ERZ-C10DK221)
13.5 (0.53)
0.8 (0.03)
To prevent defective contacts , use a relay for small signal
(twin contacts).
(Ex.) Omron : type G2A , MY
Small relay with 12VDC or 24VDC of 40mA or less
(Ex.) Omron : type MY
Maximum
limit voltage
[W]
[A]
[V]
0.4
25
360
4.7 1.0 (0.19 0.04)
12 - 51
Selection example
Static
capacity
Varistor voltage
(reference
rating (range) V1mA
value)
[pF]
[V]
220
300
(198 to 242)
Vinyl tube
Crimping terminal
for M4 screw
Advertisement
Table of Contents
