AS4M
P. 4 / 4
EM-1605 Rev.11
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: [email protected]
MAINTENANCE
Regular calibration procedure is explained below:
■
CALIBRATION
Warm up the unit for at least 10 minutes.
• H (HH) Setpoint
Increase the input signal from a value lower than the set-
point and check that the relay trips at the H (or HH) set
-
point within the setpoint accuracy described in the data
sheet.
• L (LL) Setpoint
Decrease the input signal from a value higher than the set
-
point and check that the relay trips at the L (or LL) setpoint
within the setpoint accuracy described in the data sheet.
When the setpoints are shifted, please contact M-System’s
Sales Office or representatives.
LIGHTNING SURGE PROTECTION
In order to protect the unit from lightning surges entering
through power supply cables, use of appropriate lightning
surge protectors are recommended. Please contact M-Sys-
tem.
EXTERNAL DIMENSIONS
unit: mm (inch)
80 (3.15)
50 (1.97)
103 (4.06)
132 (5.20)
20 (.79)
• When mounting, no extra space is needed between units.
5
6
7
8
2
1
11
10
[3.3 (.13)]
80 (3.15)
35.4 (1.39)
40 (1.57)
50 (1.97)
7.8 (.31)
CLAMP
(top & bottom
)
DIN RAIL
35mm wide
2–4.5 (.18) dia.
MTG HOLE
25 (.98) deep
11–M3.5
SCRE
W
3
9
4
