Solid-state timer
H3RN
B-99
Ti
m
e
rs
Connections
■
Connection
Pulse Operation
A pulse output for a certain period can be obtained with a random external input signal.
Use the H3RN in interval mode as shown in the following timing charts.
!Caution
Be careful when connecting wires.
EMC
(EMI)
EN61812-1
Emission Enclosure:
EN55011 Group 1 class A
Emission AC Mains:
EN55011 Group 1 class A
(EMS)
EN61812-1
Immunity ESD:
EN61000-4-2: 6 kV contact discharge (level 3)
8 kV air discharge (level 3)
Immunity RF-interference from AM Radio Waves: IEC61000-4-3:10 V/m (80 MHz to 1 GHz) (level 3)
Immunity Burst:
EN61000-4-4: 2 kV power-line (level 3)
2 kV I/O signal-line (level 4)
Immunity Surge:
IEC51000-4-5: 1 kV line to line (level 3)
2 kV line to ground (level 3)
Approved standards
UL508, CSA C22.2 No. 14
Conforms to EN61812-1, IEC60664-1 4 kV/2.
Output category according to IEC60947-5-1.
Item
H3RN-1/H3RN-2
H3RN-11/H3RN-21
OUT
PW
Bottom View
H3RN-1/H3RN-11
H3RN-2/H3RN-21
DIN Indication
DIN Indication
OUT
PW
Bottom View
Timer
circuit
Timer
circuit
H3RN-2/H3RN-21
External input
Power (3-8)
External short circuit (1-4)
External input (1-3)
Timer
circuit
50 ms
min.
Time limit contact
NO (6-5)
Run/Power indicator (PW)
Output indicator (OUT)
Note:
t: Set
time
Rt: Reset time
Mode
Terminals
Pulse operation
Power supply between 3 and 8
Short-circuit between 4 and 1
Input signal between 3 and 1
Operating mode; interval and all other
modes
Power supply between 1 and 8