Wiring Example - Watlow 97 series User Manual

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WARNING:
To avoid potential
electric shock and
damage to property and
equipment, use National
Electric Code (NEC)
safety practices when
wiring and connecting
this unit to a power
source and to electrical
sensors or peripheral
devices. Failure to do so
could result in injury or
death.
ç
WARNING:
Install high or low
temperature limit control
protection in systems
where an over
temperature fault
condition could present a
fire hazard or other
hazard. Failure to install
temperature limit control
protection where a
potential hazard exists
could result in damage to
equipment, property and
injury to personnel.
3 . 4 W ir i n g

Wiring Example

L1
120VÅ (ac)
L2
15 (+)
13 (-)
13 14 15
8
1
2
9
3 10
11
4
16 17 18
12
5
6 (-)
6
7 (+)
19 20 21
7
96AO-CAAA-OORR
rear view
process sensor
120VÅ (ac)
L1
1
3
1
4
2
5
3
4
8
1
5
6
13
1
7
8
9
10
11
12
1
19
13
1
Figure 3.4 - System wiring example.
fuse
high limit
mechanical
coil
contactor
L1 L2
DIN-a-mite
DA1C-1624-C000
8
T2
T1
9 normally open
Heater
momentary switch
limit sensor
9
Series 96
(+)
7
96A0 - CAAA - 00RR
(-)
Temperature Controller
6
15 13
6 (+) 7
1 CR-1
L1
9
DIN-a-mite
DA1C-1624-C000
T1
Heater
11
9
14 Series 97
1
97A1-DDAA-00RR
15
3
Limit Controller
(+)
16
7
(-)
17
6
14
17
high
temperature
light
16
14 15
13 14 15
1
8
1
2 9
3
optional
3 10
4 11
16 17 18
12
5
6 (-)
6
7 (+)
19 20 21
7
97A1-DDAA-00RR
Limit Controller
8
(-)
L2
10
T2
12
8
15
1CR
18
16
R
20
high-temperature light
Wa tl o w Se r i e s 9 7
9
17
L2
2
2
2
2
2