Relay-Output
Time Delay Relays

Our electromechanical relay-output time delay relays are available with a number of different features, including: delay-on-make, delay-on-break, single shot, interval, and recycle. All of our relay-output time delay relays assure isolation between input and output, as well as no voltage drop across output contact.

» Back to Main Page


Delay-On-Make

ERDM

Econo-Timers are a combination of digital electronics and a reliable electromechanical relay. These devices offer a DPDT relay output for relay logic circuits, and isolation of input to output voltages. Cost effective for OEM applications, such as random starting, sequencing ON, switch debouncing, anti-short cycling, and other common delay-on-make applications.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

HRDM

The HRDM Series combines an electromechanical relay output with microcontroller timing circuitry. It offers 12 to 230V operation in five ranges and factory fixed, onboard, or external adjustable time delays with a repeat accuracy of ±0.5%. The output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. This series is ideal for OEM applications where cost is a factor.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

KRDM

The KRDM Series is a compact time delay relay measuring only 2 in. (50.8 mm) square. Its solidstate timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRDM Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 


ORM

The ORM Series features open PC board construction for reduced cost. It has isolated, 10A, DPDT relay contacts and all connections are 0.25 in (6.35 mm) male quick connect terminals. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. Time delays from 0.05 - 300 seconds.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

PRLM

The PRLM Series is designed for use in non-critical timing applications. It offers low cost, knob adjustable timing control, full 10A relay output, and onboard LED indication. The knob adjustment provides a guaranteed time range of up to 10 minutes in 6 ranges. The onboard LED indicates whether or not the unit is timing (flashing LED) as well as the status of the output.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 


TDM / TDMH / TDML

The TDM Series is a delay-on-make timer that combines accurate digital circuitry with isolated, DPDT relay contacts in an industry standard 8-pin plug-in package. DIP switch adjustment allows precise selection of the time delay over the full time delay range. The TDM Series is the product of choice for custom control panel and OEM designers.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Function

 

 

 


TRM

The TRM Series is a combination of analog electronic circuitry and electromechanical relay output. It provides input to output isolation with a wide variety of input voltages and time ranges. Standard plug-in base wiring, fast reset, rugged enclosure, and good repeat accuracy make the TRM a select choice in any OEM application.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

Delay-on-Break

 

HRDB

The HRDB Series combines an electromechanical, relay output with microcontroller timing circuitry. The HRDB offers 12 to 230V operation in five options and factory fixed, external, or onboard adjustable time delays with a repeat accuracy of ±0.5%. The isolated output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. The HRDB is ideal for OEM applications where cost is a factor.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

KRDB

The KRDB Series is a compact time delay relay measuring only 2 in. (50.8 mm) square. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRDB Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

ORB

The ORB Series’ open PCB construction offers the user good economy without sacrificing performance and reliability. The output relay is available in isolated, 10A, DPDT or SPDT forms. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. All connections are 0.25 in. (6.35 mm) male quick connect terminals.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

TDB / TDBH / TDBL

The TDB Series combines accurate digital circuitry with isolated, 10A, DPDT or SPDT contacts in an 8 or 11-pin plug-in package. The TDB Series features DIP switch selectable time delays ranging from 0.1-10,230 seconds in three ranges. The TDB Series is the product of choice for custom control panel and OEM designers.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

TRB

The TRB Series combines an isolated, 10A electromechanical relay output with analog timing circuitry. False trigger of the TRB by a transient is unlikely because of the complete isolation of the circuit from the line prior to initiation. The initiate contact is common to one side of the line and may be utilized to operate other loads. Installation is easy due to the TRB’s industry standard 8 or 11-pin plug-in base wiring.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

Single Shot

 

 

ERDI

Econo-Timers are a combination of digital electronics and an electromechanical relay. DPDT relay output for relay logic circuits, and isolation of input to output voltages. For applications, such as interval on, pulse shaping, minimum run time, etc. The ERD Series is encapsulated to protect the circuitry from shock, vibration and humidity.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

HRDS

The HRDS Series combines an electromechanical relay output with microcontroller timing circuitry. It offers 12 to 230V operation in five options and factory fixed, onboard or external adjustable time delays with a repeat accuracy of ±0.5%. The output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. This series is ideal for OEM applications where cost is a factor.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

KRDS

The KRDS Series is a compact time delay relay measuring only 2 in. (50.8 mm) square. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRDS Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

ORS

The ORS Series’ open PCB construction offers the user good economy without sacrificing performance and reliability. The output relay is available in isolated, 10A, DPDT or SPDT forms. The time delay may be ordered as factory fixed, onboard knob, or external adjustment. All connections are 0.25 in. (6.35 mm) male quick connect terminals.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing

TDS

The TDS Series combines accurate digital circuitry with isolated, 10A rated, DPDT or SPDT relay contacts in an 8 or 11-pin plug-in package. The TDS Series features DIP switch selectable time delays ranging from 0.1s to 10,230s in three ranges. The TDS Series is the product of choice for custom control panel and OEM designers.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Function

 

TRS

The TRS Series combines an isolated, 10A electromechanical, relay output with analog timing circuitry. False trigger of the TRS by a transient is unlikely because of the complete isolation of the circuit from the line prior to initiation. The initiate contact is common to one side of the line and may be utilized to operate other loads. Installation is easy due to the TRS’s industry standard 8 or 11-pin plug-in base wiring.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

Interval

ERDI

Econo-Timers are a combination of digital electronics and an electromechanical relay. DPDT relay output for relay logic circuits, and isolation of input to output voltages. For applications, such as interval on, pulse shaping, minimum run time, etc. The ERD Series is encapsulated to protect the circuitry from shock, vibration and humidity.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

HRDI

The HRDI Series combines an electromechanical relay output with microcontroller timing circuitry. It offers 12 to 230V operation in five ranges and factory fixed, external, or onboard adjustable time delays with a repeat accuracy of ±0.5%. The output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. This series is ideal for OEM applications where cost is a factor.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

KRDI

The KRDI Series is a compact time-delay relay measuring only 2 in. (50.8 mm) square. Its solidstate timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. TheKRDI Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

 

TDI / TDIH / TDIL

The TDI Series is an interval timer that combines accurate digital circuitry with isolated, 10A rated, DPDT relay contacts in an 8-pin plug-in package. The TDI Series features DIP switch selectable time delays ranging from 0.1 to 10,230 seconds in three ranges. The TDI Series is the product of choice for custom control panel and OEM designers.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Function

 

 

Recycling

ERD3

Econo-Timers are a combination of digital electronics and a reliable electromechanical relay. DPDT relay output for relay logic circuits, and isolation of input to output voltages. Cost effective for OEM applications, such as duty cycling, drying, washing, signaling and flashing.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
   

HRDR

The HRDR Series combines an electromechanical relay and microcontroller timing circuitry. It offers 12 to 230V operation in five ranges and factory fixed, onboard or externally adjustable time delays with a repeat accuracy of ±0.5%. The high switching capacity of the output contacts allow for direct control of heavy loads like compressors, pumps, motors, heaters and lighting. A bypass/reset switch option allows operator to interrupt normal recycling sequence and energize output relay. An excellent choice for OEM applications.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Functions

 

KRD3

The KRD3 Series measures only 2 in. (50.8mm) square. Its solid-state timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRD3 Series is a cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

KRDR

The KRDR Series is a compact time-delay relay measuring only 2 in. (50.8 mm) square. Its solidstate timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRDR Series is a cost effective recycling timer for OEM applications that require small size, isolation, reliability, and long life.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 

TDR

The TDR Series of time-delay relays are comprised of digital circuitry and an isolated, 10A relay output. The on and off delays are selected by means of two, ten position binary switches, which allow the setting of the desired delay to be precise every time.

 52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing

 

 

More

 

 

HRIS / HRDS

The HRPS/HRIS Series combines an electromechanical relay output with microcontroller timing circuitry. It is a factory programmed module available in any 1 of 13 standard functions. It offers 12 to 240V operation in two universal ranges and factory fixed, onboard, or external adjustable time delays with a repeat accuracy of ±0.5%. The output contact rating allows for direct operation of heavy loads, such as compressors, pumps, blower motors, heaters, etc. This series is ideal for OEM applications where cost is a factor. The HRPS has non-isolated SPDT relay contacts, and the HRIS has isolated SPDT relay contacts. Both offer the most popular timer functions in the industry.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing

 

HRV

The HRV combines the accuracy of microcontroller based circuitry with an electromechanical relay output. The HRV’s switching capacity allows direct control of loads like compressors, pumps, motors, heaters, and lighting. The HRV “S” version provides a vend time after the selected number of initiate switch closures to start is reached. The HRV “A” version includes all of the “S” features and allows the total vend time to be extended for each additional initiate switch closure. The HRV is ideal for cost sensitive single coin or token vending machines. The electronic circuitry is encapsulated to protect against humidity and vibration.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Function

 

KRD9

The KRD9 Series microcontroller timing circuit provides excellent repeat accuracy and stability. Cost effective approach for OEM applications that require small size, isolation, reliability, and long life.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
open_in_new_window Functions

 

KRPD

The KRPD Series is a factory programmed time delay relay available with 1 of 12 standard dual functions. The time delays can be factory fixed, onboard or externally adjustable or a combination of fixed and adjustable. The SPDT output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPD Series is a cost effective approach for OEM applications that require small size, isolation, accuracy and long life.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
52ff0e80b07d28b590bbc4b30befde52 Functions

 

KRPS

The KRPS Series is a factory programmed time delay relay available with 1 of 15 functions and measures only 2 inches square. The KRPS offers a wide range of fixed, onboard, or externally adjustable time delays. The output relay contacts offer a full 10A rating with complete isolation. Its microcontroller timing circuit provides excellent repeat accuracy and stability. Encapsulation protects against shock, vibration, and humidity. The KRPS Series is a cost effective approach for OEM applications that require small size, isolation, accuracy, and long life. Special time ranges and functions are available.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
52ff0e80b07d28b590bbc4b30befde52 Function

 

 

 

TDMB

The TDMB combines both delay-on-make and delay-on-break functions into one plug-in package. Selection of the time period is accomplished with dual switches, one for the on delay and the other for the off delay. SPDT or DPDT output options provide isolated, 10A switching capability.

52ff0e80b07d28b590bbc4b30befde52 Datasheet  open_in_new_window Dimensional Drawing
 
To be contacted with more information,
please fill out the form below.