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H3RN-21 OMRON H3RN-21
Brand: OMRON
Name: Solid-state timer
Model: H3RN-21
Supply voltage: 24 VAC; 12, 24 VDC.
Time-limit contact: DPST-NO.
Long-time range model (0.1 min to 10 h).
Ultra-slim Timer for G2R Relay Socket.
Pin configuration compatible with G2R Relay and mounts to the,
P2R/P2RF Socket.
Standard multiple time ranges and multiple operating modes.
Conforms to EN61812-1 and IEC60664-1 4 kV/2 for Low Volt,
age, and EMC Directives.

Classification: Preset Counter.
Input signal system (Count & reset inputs): Contact, Transistor.
Mounting method: Flush mounting, surface mounting.
Display: 7-segment LEDs (10 mm high), Up indicator.
Number of digits: 4 digits (0 to 9,999).
Backup power for memory protection: No.
Control output: Contact (SPST-NO) OMRON H3RN-21.
Operating mode: Down counting.
Max.counting speed: 5 kcps (see note 1 H3RN-21).
All Required Counter Functions.
Incorporated in a Compact DIN-sized.
(48 × 48) Housing.
In addition to Up and Down models, a reversible (Up-Down),
counter is also available.
Maximum counting speed of 5,000 cps, never before attained by,
a small-size preset counter.
Power supply freely selectable within a range of 100 to 240 VAC OMRON H3RN-21.
Also, power supply for the DC-operated models is selectable,
within a range of 12 to 48 V.
Models with memory backup function against power failure available. Input type: NPN/ voltage pulse input type.
Event input terminal 5 points (HOLD, RESET) equipped with.
External power supply DC12V80mA.
Note: K3HB-RPB-A, K3HB-RNB-A is not equipped with event input OMRON H3RN-21.
Communication: RS-485; NPN open collector (HH, H, PASS, L, LL).
96 (W) * 48 (H * 95mm) depth.
Power supply voltage: AC100 ~ 240V.
Measurement of 2 points through the speed, time, or cycle of the digital time interval table.
Action determine the color, can switch the green / Red 2 kinds of color display.
Measurement of wide range of pulse interval time.
Measuring, calculating and displaying the pulse interval between 2 points.
Range of pulse interval measurement,Supply voltage: 24, 100 to 120, 200 to 230 VAC;
12, 24, 48, 100 to 110, 125 VDC H3RN-21.
Time-limit contact: 4PDT.
Short-time range model (0.1 s to 10 min).
Miniature Timer with Multiple Time.
Ranges and Multiple Operating Modes.
Minimizes stock.
Pin configuration compatible with MY PPower Relay H3RN-21.
Standard multiple operating modes and multiple time ranges.
Conforms to EN 61812-1 and IEC 60664-1 for Low Voltage,
and EMC Directives.


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