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Prior to operation of the installed system the wiring should be checked to
ensure that the required levels of insulation have been provided.
2) When a fault in the instrument is likely to lead to a serious trouble, use a
suitable protective circuit on the outside for protection against trouble.
3) This unit is not provided with power switch, fuse, etc. These parts can be
installed separately, if required (fuse rating; 250V, 1A).
4) Use of suppressors are recommended to protect the relay output from switch-
ing surge and to ensure a long life.
1.2 Operating condition
Operating temperature
Operating humidity
Installation category
Pollution degree
1.3 Power source
1) Use a power source of rated voltage to prevent damage or trouble.
2) Do not turn ON the power until the wiring is completed to prevent shock
hazard or trouble.
ogy Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE |
Type:
1821-101
1821-102
Mounting position: Connected to relay control output terminals
ex) CN4800
Socket (ATX2PSB)
6 5 4 3
(power voltage; 120V)
(power voltage; 240V)
CN4820
: -10 to 50°C
: 90%RH or less (non condensing)
: II
: 2
11
5
6
7
8
9
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