Operating Instructions for ZHRT1 Series Time Relay
Function Features
1.Compact in size, with a width of only 18mm that can be mounted onto 35mm symmetric DIN rail.
2.A wide time delay range of 0.1s... 100h. 3.Repeatable accuracy<=0.2% .
4.Built-in high-performance microcontroller with strong resistance to interference and high reliability.
5. Various rated supply voltage specifications available .
6.LED indicator lamp indicates "power ON" and "time delay"states .
Model and Connotation

Model Selection Table
Model | Function | Rated supply voltage | Contact | Delay range |
ZHRT1-M1 | A.Power on,relay off,delay on | DC12V DC24V AC110V AC220V AC380V AC/DC24V~240V | 1:1C/O, 2:2 C/O 2T:1C/O+1 instant C/O | 0.1s~100h |
B.Power on,relay on,delay off | ||||
C.Cycle delay OFF start | ||||
D.Cycle delay ON start | ||||
E.Signal on,relay on,signal off,relay delay off. | ||||
F.Signal on,relay on,delay until off. | ||||
H.Signal on,relay delay on,signal off.relay delay off. | ||||
G.Signal off.relay on ,delay off. | ||||
I.Signal off,relay status transition | ||||
J.on power,relay delay to output 0.5 seconds pulse |
Technical Parameters
Rated control supply voltage | DC12V,DC24V AC110V,AC220V,AC380V AC/DV 24V~240V 50/60Hz |
Rated power consumption | AC:≤1.5VA DC: ≤1W |
Delay range | 0.1s~100h |
Setting accuracy | ≤5% |
Repeat accuracy | ≤0.2% |
Repeat power-on interval | ≥200ms |
Electrical Life | 105 |
Mechanical life | 106 |
Altitube | ≤2000m |
Contact configuration capacity(A) | 1C/0 8A;2 C/O 5A |
IP Class | IP20 |
Class of pollution | 3 |
Use category | AC-15 |
Contact capacity | Ue/le AC240V/1.5A,AC380V/0.95A |
Output type | 1C/O;2C/O;1C/O+1 instant C/O |
DIN rail Standard | Width:35mm(IEC/EN60715) |
Panel Diagram

Function diagramWiring Diagram

Diagram of Overall Dimensions Wiring Diagram



