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Nice WG20S Instructions Et Avertissements Pour L'installation Et L'utilisation page 21

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"area not recommended for use", the use of 2 or more photovoltaic panels
may be considered, or the use of a photovoltaic panel with a higher power.
Contact the Nice technical assistance service for further information.
The method described enables the calculation of the maximum possible
number of cycles per day that can be completed by the automation while
running on solar power. The calculated value is considered an average
value and the same for all days of the week. Considering the presence of
the battery, which acts as an energy "storage depot", and the fact that the
battery enables automation autonomy also for long periods of bad weather
(when the photovoltaic panel produces very little energy) it may be possible
to exceed the calculated maximum possible number of cycles per day, pro-
Ed
K≤75
K=100
9500
123
92
9000
116
87
8500
109
82
8000
103
77
7500
96
72
7000
89
67
6500
83
62
6000
76
57
5500
69
52
5000
63
47
4500
56
42
4000
49
37
3500
43
32
3000
36
27
2500
29
22
2000
23
17
1500
16
12
1000
9
7
TABLE B - Maximum number of cycles using exclusively battery power
K≤75
K=100
K=125
741
556
445
10.3 - ADDING OR REMOVING DEVICES
An automation using WG20S enables devices to be added or removed
at any time.
Caution! – Do not add devices before ensuring that they are fully
compatible with WG20S; for further details, contact the Nice tech-
nical assistance.
10.3.1 - ECSBus
ECSBus is a system that enables connections of ECSBus devices using
just two wires, which convey both electrical power and communication
signals. All devices are connected in parallel on the same 2 wires of the
ECSBus; each device is recognised individually as it is assigned a unique
address during installation.
Photocells and other devices using this system can be connected to
ECSBus, such as safety devices, control buttons, indicator lights etc. For
information on ECSBus devices, refer to the Mhouse catalogue or visit the
website www.niceforyou.com.
A special learning phase enables the control unit to recognise all con-
nected devices individually, and enables precise diagnostics procedures.
For this reason, each time a device connected to ECSBus is added or
removed, the learning phase must be performed on the control unit; see
paragraph 10.3.3 "Learning other devices".
10.3.2 - STOP Input
STOP is the input that causes immediate shutdown of the movement (fol-
lowed by a brief inversion of the manoeuvre). This input can be connected
to devices with contact types Normally Open (NO, as in the case of the
KS100 selector switch), Normally Closed (NC) or devices with a constant
resistance of 8.2 kΩ, such as sensitive edges.
When set accordingly, more than one device can be connected to the
STOP input, also different from one another; see Table 7.
TABELLA 7
NA
NA
In parallel (note 2)
NC
(nota 1)
8,2 kΩ
In parallel
TABLE A - Maximum possible number of cycles per day
K=125
K=150
K=175
74
61
53
70
58
50
66
55
47
62
51
44
58
48
41
54
45
38
50
41
35
46
38
33
42
35
30
38
31
27
34
28
24
30
25
21
26
21
18
22
18
15
18
15
13
14
11
10
10
8
7
6
K=150
K=175
371
318
1
st
device type:
NC
8,2 kΩ
(note 1)
In parallel
In series (note 3)
In series
In series
(note 4)
vided that the average of 10-15 days remains within the envisaged limits.
Table B below specifies the maximum possible number of cycles,
according to the manoeuvre's severity index (K), using exclusively the
energy stored by the battery. It is considered that initially the battery is
completely charged (e.g. after a prolonged period of good weather or
recharging via the optional PCB power supply unit) and that the manoeu-
vres are performed within a period of 30 days.
When the battery runs out of the stored energy, the led starts to indicate
the battery low signal by fl ashing briefl y every 5 seconds, accompanied
by a "beep".
K=200
K=225
K=250
46
41
44
39
41
36
39
34
36
32
34
30
31
28
29
25
26
23
24
21
21
19
19
16
16
14
14
12
11
10
9
8
6
5
K=200
K=225
K=250
278
247
222
Note 1. The NO and NC combination can be obtained by placing the
two contacts in parallel, and placing an 8.2kΩ resistance in series with
the NC contact (it is, therefore, possible to combine 3 devices: NA, NC
and 8,2kΩ).
Note 2. Any number of NO devices can be connected to each other in
parallel.
Note 3. Any number of NC devices can be connected to each other in
series.
Note 4. Only two devices with an 8.2 kΩ constant resistance output can
be connected in parallel; multiple devices must be connected "in cas-
cade" with a single 8.2 kΩ termination resistance.
Caution! – If the STOP input is used to connect devices with safety
functions, only the devices with 8.2 kΩ constant resistance output
will guarantee the fail-safe category 3.
As with the ECSBus, the control unit recognises the type of device con-
nected to the STOP input during the learning phase; subsequently the
control unit gives a STOP command when it detects a variation with
respect to the learned state.
10.3.3 - Recognition of other devices
The learning operation of the devices connected to the ECSBus and
STOP input is usually carried out during the installation phase; if devices
are added or removed the learning operation can be carried out again as
follows:
01. Press and hold key P2 [B] on the control unit for at least three sec-
onds (fi g. 41), then release the key.
02. Wait a few seconds for the control unit to complete the device learn-
ing phase.
03. At the end of the learning the LED P2 [A] (fi g. 41) should switch off.
If the LED P2 fl ashes it means there is an error; see paragraph 10.5
"Troubleshooting".
04. After having added or removed a device the automation test must be
carried out again as specifi ed in paragraph 8.1 "Testing".
10.3.4 - Adding optional photocells
Additional photocells to those supplied with the WG2S can be installed at
any time. On an automation for 2-leaf gates, these can be positioned as
shown in fi g. 42.
In order for the control unit to correctly recognise the photocells they must
be assigned with addresses using special electric jumpers. The address
assignment operation must be carried out on both TX and RX (placing the
K=275
K=300
37
33
31
35
32
29
33
30
27
31
28
26
29
26
24
27
24
22
25
23
21
23
21
19
21
19
17
19
17
16
17
15
14
15
13
12
13
12
11
11
10
9
9
8
7
7
6
6
Area of use not recommended
K=275
K=300
202
185
English – 19
K≥325
28
27
25
24
22
21
19
18
16
14
13
11
10
8
7
5
K≥325
171

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