0
CONTROLLER
TEMPERATURE
Ex-TC/A
LOW
ALARM
LED
x1
x10
x100
0
0
Ex ib
PE1
230 VAC
20A 55°C
25A 40°C
PE1
L
N
N0
L0
PE2+3
250 VAC 3A
24 VDCA 5A
PE3
PE2
PE1
CONTROLLER
TEMPERATURE
Ex-TC/AL
LOW
ALARM
LED
x1
x10
x100
0
0
0
PE1
230 VAC
20A 55°C
25A 40°C
PE1
L
N
N0
L0
PE2+3
250 VAC 3A
24 VDCA 5A
0
0
0
LIMITER
TEMPERATURE
HIGH
ALARM/
RESET
0
CONTROLLER
TEMPERATURE
Ex-TC/M
LOW
ALARM
LED
x1
x10
x100
0
0
Ex ib
PE1
230 VAC
20A 55°C
25A 40°C
PE1
GND
D-
D+
L
N
N0
L0
PE2+3
11
www.eltherm.com
11
www.eltherm.com
•
De-energize the circuit again and
connect all
signal and sensor lines
as well as the
heating
cables
to the corresponding terminals
•
Tighten the terminals finger-tight (torque between 0.6
and 0.8 Nm)
•
Tighten unused terminals as well
•
Push the controller back into the lower position of the
slotted holes and tighten the retaining screws (see fol-
lowing page “
INSTALLING THE CONTROLLER
” page 11).
•
Close all openings (covers, threaded holes, cable entries).
Take into account the torques in the
“
TECHNICAL DATA
” section.
•
Tightening the cable entries too tightly can adversely
affect the IP protection type!
CONNECTING THE CONTROLLER
PE TERMINALS (for all Ex-TC devices)
Ex-TC/AL-It
Ex-TC/A-It
Ex-TC/M-It
INSTALLING THE CONTROLLER
1
Slide controller into the locking mechanism. Tighten
retaining screws. Move the cable into its final position and
tighten the cable glands
