Macromatic TD-7 Series Time Delay Relay Competitive Comparison

Macromatic's TD-7 series of time delay relays offers several advantages, including an easy to set time delay using thumbwheels, UL listing when used with a socket, and CE approval. This chart compares the features of Macromatic along with those of similar relays.

Feature

Macromatic TD-7 Series

NCC TMM &
Dayton 6A855

SSAC TRDU

Time Delay

3 Push Button Thumbwheels
for Time Delay and 1 Push
Button Thumbwheel for Time Range

3 Push Button Thumbwheels for
Time Delay and 1 Eight Position
Rotary Switch for Time Range

DIP Switches

Operation

1 Push Button Thumbwheel

1 Eight Position Rotary Switch

DIP Switches

Functions Available for Multi-Function

On Delay
Off Delay
Interval On
Single Shot
Flasher

On Delay
Off Delay
Interval On
Single Shot
Flasher

10 Different Single &
11 Different Dual
Modes of Operation

Single Function Available?

Yes

Yes for On Delay & Off Delay Only

No

Time Range

50ms - 999 Hours

50ms - 999 Minutes

0.1S - 1705 Hours (Single Function)
0.1S - 3100 Minutes (Dual Function)

Input Voltages

12VAC/DC, 24VAC/DC, 48VAC/DC,
120VAC/DC & 240VAC

12VDC, 24VAC, 24VDC, 48VDC, 120VAC
& 240VAC

12VDC, 24VAC/DC, 120VAC
& 230VAC

Relay Output

DPDT
10A @ 240VAC/28VDC
1/2 hp @ 240VAC 1/3hp @ 120VAC

DPDT
10A @ 240VAC
DPDT
10A @ 240VAC/28VDC
1/3hp @ 120 & 240VAC

Mounting

8 & 11 Pin Octal Plug-In 8 & 11 Pin Octal Plug-In 11 Pin Octal Plug-In

LED

One: Output Relay Status/Timing One: Output Relay Status/Timing Two: Input Voltage & Output Relay Status

Dimensions

1.8” W x 2.4” D x 3.0” H 1.75” W x 2.44” D x 3.1” H 1.8” W x 2.4” D x 3.1” H

Approvals

UL Recognized, CSA, CE, UL Listed with Socket UL & CUL Recognized UL Recognized, CSA, CE

Time Delay

Macromatic TD-7 Series

3 Push Button Thumbwheels
for Time Delay and 1 Push
Button Thumbwheel for Time Range

NCC TMM & Dayton 6A855

3 Push Button Thumbwheels for
Time Delay and 1 Eight Position
Rotary Switch for Time Range

SSAC TRDU

DIP Switches

Operation

Macromatic TD-7 Series

1 Push Button Thumbwheel

NCC TMM & Dayton 6A855

1 Eight Position Rotary Switch

SSAC TRDU

DIP Switches

Functions Available for Multi-Function

Macromatic TD-7 Series

On Delay
Off Delay
Interval On
Single Shot
Flasher

NCC TMM & Dayton 6A855

On Delay
Off Delay
Interval On
Single Shot
Flasher

SSAC TRDU

10 Different Single &
11 Different Dual
Modes of Operation

Single Function Available?

Macromatic TD-7 Series

Yes

NCC TMM & Dayton 6A855

Yes for On Delay & Off Delay Only

SSAC TRDU

No

Time Range

Macromatic TD-7 Series

50ms - 999 Hours

NCC TMM & Dayton 6A855

50ms - 999 Minutes

SSAC TRDU

0.1S - 1705 Hours (Single Function)
0.1S - 3100 Minutes (Dual Function)

Input Voltages

Macromatic TD-7 Series 12VAC/DC, 24VAC/DC, 48VAC/DC,
120VAC/DC & 240VAC
NCC TMM & Dayton 6A855 12VDC, 24VAC, 24VDC, 48VDC, 120VAC
& 240VAC
SSAC TRDU 12VDC, 24VAC/DC, 120VAC
& 230VAC

Relay Output

Macromatic TD-7 Series DPDT
10A @ 240VAC/28VDC
1/2 hp @ 240VAC 1/3hp @ 120VAC
NCC TMM & Dayton 6A855 DPDT
10A @ 240VAC
SSAC TRDU DPDT
10A @ 240VAC/28VDC
1/3hp @ 120 & 240VAC

Mounting

Macromatic TD-7 Series 8 & 11 Pin Octal Plug-In
NCC TMM & Dayton 6A855 8 & 11 Pin Octal Plug-In
SSAC TRDU 11 Pin Octal Plug-In

LED

Macromatic TD-7 Series One: Output Relay Status/Timing
NCC TMM & Dayton 6A855 One: Output Relay Status/Timing
SSAC TRDU Two: Input Voltage & Output Relay Status

Dimensions

Macromatic TD-7 Series 1.8” W x 2.4” D x 3.0” H
NCC TMM & Dayton 6A855 1.8” W x 2.4” D x 3.0” H
SSAC TRDU 1.8” W x 2.4” D x 3.1” H

Approvals

Macromatic TD-7 Series UL Recognized, CSA, CE, UL Listed with Socket
NCC TMM & Dayton 6A855 UL & CUL Recognized
SSAC TRDU UL Recognized, CSA, CE