ZMS120 · BOILER SAFETY

TIME RELAY FIXED TIME 120 MINUTES (BOILER SAFETY)

Description
Especifications

ZMS120 boiler safety timer: fixed 120 min on-delay and an LED that shows the % of time elapsed. 17.5 mm DIN housing.

Product type:	Boiler safety timer
Installation:	DIN rail, 1 module
Function:	On-delay, fixed time

Features

✓Fixed 120-minute time: cannot be mis-set
✓The LED shows the percentage of time elapsed
✓Two supply voltages: 230 VAC and 24 VAC/DC
✓Changeover output: 1 x SPDT 5A
✓1-module housing (17.5 mm) for DIN rail

Supply

230 VAC · 24 VAC/DC

Output

1 x SPDT 5A

Time

120 min fixed

Mounting

DIN rail · 17.5 mm

Documentation

Datasheet (PDF in Spanish)Request information Custom unit

How it works

1Timing of 120 minutes starts when the unit is energised.
2The LED flashes once every 2 s below 10 % of the time, twice from 10 %, three times from 20 %, and so on.
3Above 90 % the LED flashes fast until the end.
4After 120 minutes, the output switches.

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Frequently asked questions

Can the time be changed?

No. The time is fixed at 120 minutes, so it cannot be mis-set in the installation.

How do I know how much time has passed?

By counting the LED flashes: once below 10 %, twice from 10 %, three times from 20 %, etc.; above 90 % it flashes fast.

Which voltages does it accept?

230 VAC or 24 VAC/DC.

General information

Reference	ZMS120 (230 VAC · 24 VAC/DC)
Series	Z · modular DIN rail 17.5 mm
Product type	Boiler safety timer

Electrical specifications

Supply	230 VAC · 24 VAC/DC
Consumption	1.7 W
Output	1 x SPDT 5A
Contact rating	AC1: 5 A 250 V · AC15: 3 A 24 V · DC1: 5 A 24 V · DC13: 2 A 24 V

Times

Function	On-delay
Time	Fixed, 120 min

Indications

LED	Percentage of time elapsed

Housing and mounting

Format	1 module · 17.5 × 90 × 58.5 mm
Mounting	DIN rail
Material	Grey polyamide PA6 RAL 9002 · UL94-HB
Weight	≈ 72 g

Environmental conditions

Operating temperature	−10 to +55 °C
Storage temperature	−25 to +85 °C

Standards and certifications

Compliance

Request information

Back

ZMS120 · BOILER SAFETY

TIME RELAY FIXED TIME 120 MINUTES (BOILER SAFETY)

Features

Documentation

How it works

You may also be interested in

Frequently asked questions

General information

Electrical specifications

Times

Indications

Housing and mounting

Environmental conditions

Standards and certifications

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