E3ZM20
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Timers - Multifunction
ENYA series
7 Functions
7 time ranges
Wide input range
2 change over contacts
Width 35mm
Installation design
Technical data
1. Functions
The function has to be set before connecting the relay to the supply
voltage.
E ON delay
R OFF delay
Ws Single shot leading edge with control input
Wa Single shot trailing edge with control input
Es ON delay with control input
Wu Single shot leading edge voltage controlled
Bp Flasher pause first
2. Time ranges
Time range Adjustment range
1s 50ms 1s
10s 500ms 10s
1min 3s 1min
10min 30s 10min
1h 3min 1h
10h 30min 10h
100h 5h 100h
3. Indicators
Green LED U/t ON: indication of supply voltage
Green LED U/t flashes: indication of time period
Yellow LED R ON/OFF: indication of relay output
4. Mechanical design
Self-extinguishing plastic housing, IP rating IP40
Mounted on DIN-rail TS 35 according to EN 60715
Mounting position: any
Shockproof terminal connection according to VBG 4 (PZ1 required),
IP rating IP20
Tightening torque: max. 1Nm
Terminal capacity:
1 x 0.5 to 2.5mm² with/without multicore cable end
1 x 4mm² without multicore cable end
2 x 0.5 to 1.5mm² with/without multicore cable end
2 x 2.5mm² flexible without multicore cable end
5. Input circuit
Supply voltage: 12 to 240V AC/DC
Terminals: A1(+)-A2
Tolerance: -10% to +10%
Rated consumption: 6VA (2W)
Rated frequency: AC 48 to 63Hz
Duty cycle: 100%
Reset time: 100ms
Residual ripple for DC: 10%
Drop-out voltage: >30% of minimum rated supply voltage
Overvoltage category: III (in accordance with IEC 60664-1)
Rated surge voltage: 4kV
6. Output circuit
2 potential free change over contacts
Rated voltage: 250V AC
Switching capacity: 2000VA (8A / 250V)
Fusing: 8A fast acting
Mechanical life: 20 x 106 operations
Electrical life: 2 x 105 operations
at 1000VA resistive load
Switching frequency: max. 6/min at 1000VA resistive load
(in accordance with IEC 60947-5-1)
Overvoltage category: III (in accordance with IEC 60664-1)
Rated surge voltage: 4kV
7. Control input
Input not potential free: terminals A1-B1
Loadable: yes
Max. line length: 10m
Trigger level (sensitivity): automatic adaption to supply voltage
Min. control pulse length: DC 50ms / AC 100ms
8. Accuracy
Base accuracy: ±1% of maximum scale value
Adjusting accuracy: <5% of maximum scale value
Repetition accuracy: <0.5% or ±5ms
Voltage influence: -
Temperature influence: ≤0.01% / °C
9. Ambient conditions
Ambient temperature: -25 to +55°C
Storage temperature: -25 to +70°C
Transport temperature: -25 to +70°C
Relative humidity: 15% to 85%
(in accordance with IEC 60721-3-3 class 3K3)
Pollution degree: 2, if built in 3
(in accordance with IEC 60664-1)
10. Weight
Single packing: 106g
E3ZM20
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ON delay with control input (Es)
The supply voltage U must be constantly applied to the device (green
LED U/t illuminated). When teh control contact S is closed, the set
interval t begins (green LED U/t ashes). After the interval t has expired
(green LED U/t illuminated) the output relay R switches into on-position
(yellow LED illuminated). This status remains until the control contact is
opened again. If the control contact is opened before the interval t has
expired , the interval already expired is erased and is restarted with the
next cycle.
U
U/t
S
R
LED
t1 <t
Single shot leading edge voltage controlled (Wu)
When the supply voltage U is applied, the output relay R switches
into on-position (yellow LED illuminated) and the set interval t begins
(green LED U/t ashes). After the interval t has expired (green LED U/t
illuminated) the output relay switches into off-position (yellow LED not
illuminated). This status remains until the supply voltage is interrupted.
If the supply voltage is interruted before the interval t has expired, the
output relay switches into off-position. The interval already is erased and
is restarted when the supply voltage is next applied.
U
U/t
R
LED
<t
t
Flasher pause rst (Bp)
When the supply voltage U is applied, the set interval t begins (green
LED U/t ashes). After the interval t has expired, the output relay R
switches into on-position (yellow LED illuminated) and the set interval t
begins again. After the interval t has expired, the output relay switches
into off-position (yellow LED not illuminated). The output relay is
triggered at a ratio of 1:1 until the supply voltage is interrupted.
U
U/t
R
LED
ttt
t
Functions
ON delay (E)
When the supply voltage U is applied, the set interval t begins (green
LED U/t ashes). After the interval t has expired (green LED U/t
illuminated) the output relay R switches into on-position (yellow LED
illuminated). This status remains until the supply voltage is interrupted.
If the supply voltage is interrupted before the expiry of the interval t,
the interval already expired is erased and is restarted when the supply
voltage is next applied.
U
U/t
R
LED
<t
t
OFF delay (R)
The supply voltage U must be constantly applied to the device (green
LED U/t illuminated). When the control contact S is closed, the output
relay R switches into on-position (yellow LED illuminated). If the control
contact is opened, the set interval t begins (green LED U/t ashes).
After the interval t has expired (green LED U/t illuminated) the output
relay switches into off-position (yellow LED not illuminated). If the control
contact is closed again before the interval t has expired, the interval
already expired is erased and is restarted.
U
U/t
S
R
LED
<t
t
<t
Single shot leading edge with control input (Ws)
The supply voltage U must be constantly applied to the device (green
LED U/t illuminated). When the control contact S is closed, the output
relay R switches into on-position (green LED U/t illuminated) and the set
interval t begins (green LED U/t ashes). After the interval t has expired
(green LED U/t illuminated) the output relay switches into off-position
(yellow LED not illuminated). During the interval, the control contact can
be operated any number of times. A further cycle can only be started
when the cycle run has been completed.
U
U/t
S
R
LED
t
t
Single shot trailling edge with control input (Wa)
The supply voltage U must be constantly applied to the device (green
LED U/t illuminated). Closing the control contact S has no inuence
on the condition of the output R. When the control contact is opened,
the output relay switches into on-position (yellow LED illuminated)
and the set interval t begins (green LED U/t ashes). After the interval
t has expired (green LED U/t illuminated), the ouput relay switches into
off-position (yellow LED not illuminated). During the interval, the control
contact can be operated any number of times. A further cycle can only
be started when the cycle run has been completed.
U
U/t
S
R
LED
t
t
E3ZM20
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Dimensions
35mm
44mm
60mm
5mm
87mm
Connections
with control contact without control contact
A1
15
A2
16
18
A1
R
16
U
~
(+)
(
-
)
S
25
26
28
R
26
28
25
A1
15
A2
16
18
A1
R
16
U
~
(+)
(
-
)
25
26
28
R
26
28
25
B1
15
A2
15
B1
A2
18 18
RELEASE 2009/07
Subject to alterations and errors
Ordering Informations
Types Functiones Supply Voltage Part. No.
E3ZM20 12-240V AC/DC E, R, Ws, Wa, Es, Wu, Bp 12-240V AC/DC 111100