Specifications are subject to change without notice (18.06.07)

1

Product Description

Ordering Key

Multifunction

Multi-voltage timer with 7

knob-selectable

functions

and 7 knob-selectable time

ranges within 0.1s and 100h.

For mounting on DIN-rail.

Housing 17.5 mm wide for

SPDT version and 35.5 mm

for DPDT version, suitable

both for back and front panel

mounting.

Wide power supply range:

24 VDC and 24 to 240 VAC

or 12 to 240 VAC/DC.

• Selectable time range 0.1 s to 100 h

• 7 knob selectable functions:

Op

-

delay on operate

In

-

interval

Io

-

interval on trigger open

Id

-

double interval

Dr

-

delay on release

R

-

symmetrical recycler ON first

Rb

-

symmetrical recycler OFF first

• Automatic or manual start

• Repeatability:

≤ 0.2%

• Output: 5 A SPDT or 5 A DPDT relays

• For mounting on DIN-rail in accordance with DIN/EN 50 022

• 17.5 mm (DMB51C) or 35.5 mm (DMB71D) DIN-rail

housing (DIN 43880)

• Combined AC and DC power supply

• LED indication for relay status and power supply ON

Output

SPDT or DPDT relay

Rated insulation voltage

250 VAC (rms)

DMB51 (SPDT):

Resistive loads

AC 1

5 A @ 250 VAC

DC 12

5 A @ 24 VDC

Small inductive loads AC 15

2.5 A @ 250 VAC

DC 13

2.5 A @ 24 VDC

DMB71 (DPDT)

Resistive loads

AC 1

5 A @ 250 VAC

Small inductive loads AC 15

3 A @ 250 VAC

DC 13

3 A @ 24 VDC

Mechanical life

Electrical life

(at 5 A, 250 V, cos

ϕ = 1)

Operating frequency

< 7200 operations/h

Dielectric strength

Dielectric voltage

2 kVAC (rms)

Rated impulse withstand

voltage

2.5 kV (1.2/50 µs)

Output Specifications

Type Selection

DMB 51 C M24

Housing

Function

Type

Item number

Output

Power supply

Time Specifications

Time ranges

Knob selectable

0.1 to 1 s

1

to 10 s

6

to 60 s

60 to 600 s

0.1 to 1 h

1

to 10 h

10 to 100 h

Setting accuracy

≤ 5%

Repeatability

≤ 0.2%

Time variation

Within rated power supply

≤ 0.05%/V

Within ambient temperature

≤ 0.2%/°C

Reset

Manual reset of time and/or

Close the trigger contact

relay

between pins A1 and Y1

Pulse duration

≥ 100 ms

Power supply interruption

≥ 200 ms

Automatic start

Connect pins A1 and Y1

Types DMB51, DMB71

Timers

Mounting

Output

Housing

Supply:

Supply:

12 to 240 VAC/DC

24 VDC and 24 to 240 VAC

DIN-rail

SPDT

Mini-D

DMB 51 C W24

DMB 51 C M24

DIN-rail

DPDT

Mini-D

DMB 71 D W24

DMB 71 D M24

DMB51

DMB71