NIVELCO NIVOROTA EL-EK-7 Series, User Manual

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
eka7021a0600h_07
2.2 E
XPLOSION PROTECTION DATA
Type
S
TANDARD
EL  –, EK  –7  –5,6,7,8Ex
H
IGH
-
TEMPERATURE
EM  –, EH  –7  –5,6,7,8Ex
Ex marking
II 1/2 D Ex ta/tb IIIC T85°C…T135°C Da/Db II 1/2 D Ex ta/tb IIIC T85°C…T200°C Da/Db
Ex power supply
E

–7

–5Ex: U
0
≤ 253 V AC
E

–7

–6Ex: U
0
≤ 132 V AC
E  –7  –7Ex: U
0
≤ 26.4 V AC
E  –7  –8Ex: U
0
≤ 28 V DC
Process and ambient temperature See: “2.2.1 Temperature data for Ex certified models”
Cable entry M20x1.5 cable gland with “Ex ta” certification
Cable outer diameter Ø6…Ø12 mm (Ø0.25…Ø0.5 inches)
Electrical connection
Wire cross-section: 0.5…1.5 mm
2
(AWG20…AWG15)
Ex reference document number eka7021m0600h_07
2.2.1 T
EMPERATURE DATA FOR EX CERTIFIED MODELS
Type Temperature class
T85°C T100°C T135° T200°C
Standard temperature
EL
 –, EK  –7  –5,6,7,8Ex
Maximum surface temperature
60 °C (140 °F)
90 °C (194 °F) 120 °C (248 °F)
–
Maximum medium temperature
Maximum ambient temperature
60 °C (140 °F) 50°C (122 °F)
Waiting time for opening the cover 40 min 30 min 10 min
High temperature
EM

–, EH

–7

–5,6,7,8Ex
Maximum surface temperature
60 °C (140 °F) 90 °C (194 °F) 120 °C (248 °F) 200 °C (392 °F)
Maximum medium temperature
Maximum ambient temperature
60 °C (140 °F)
Waiting time for opening the cover 40 min 30 min 15 min 0 min
2.3 A
CCESSORIES

User’s manual

Warranty Card

EU Declaration of Conformity

1-, 2- or 3-blade paddle (as per order code), 2 pcs. split pin, 2 pcs cable gland
2.4 O
RDER CODE
NIVOROTA E – –
(1)
Version Code
Probe version / Paddle /
Process connection
Code Housing Code Code
Insertion length
[m (ft)]
Code Power supply / Certificate Code
Standard K
Standard / Single-blade
paddle / 1" BSPT
A
Aluminum 7 0 0 (0) 0 (0) 0 230 V AC 1
High-temperature H Plastic (2) 8 1 1 (3.3) 0.1 (0.3) 1 120 V AC 2
Standard bidirectional
version
L
Standard / Single-blade
paddle / 1½" BSPT
H
2 2 (6.6) 0.2 (0.6) 2 24 V AC 3
3 3 (10) 0.3 (1) 3 24 V DC 4
High-temperature
bidirectional version
M
Standard / 3- blade paddle /
1½ " BSPT
F
0.4 (1.3) 4
230 V AC / Ex
ta/tb IIIC (ATEX) 5
0.5 (1.6) 5 120 V AC / Ex ta/tb IIIC (ATEX) 6
With rod extension / Single-
blade paddle / 1½" BSPT
R
(1)
The order codes of Ex versions end
in ’Ex’
0.6 (2) 6
24 V AC / Ex
ta/tb IIIC (ATEX) 7
0.7 (2.3) 7 24 V DC / Ex
ta/tb IIIC (ATEX)
8
With cable extension / Single-
blade paddle / 1½" BSPT
K
(2) No Ex-version available
,
no high-
temperature variant available
0.8 (2.6) 8
0.9 (3) 9
With cable extension /
3-blade paddle / 1½" BSPT
L
Accessories
Paddles Mounting plate Accessories
Type / material Code Type / material Code Type / material Code
Single-blade curved,
168 mm (6.6 inches) / 1.4571 (316Ti)
EAL-701-1 1" female nut / 1.4571 (316Ti) EAM-701-0 Weight / 1.4571 (316Ti) EAW-701-0
Single-blade curved,
120 mm (4.7 inches) / 1.4571 (316Ti)
EAL-702-1 1½" female nut / 1.4571 (316Ti) EAM-702-0 Flexible Coupling / 1.4571 (316Ti) EAS-701-0
2-blade flexible,
170 mm (6.7 inches) / 1.4571 (316Ti)
EAL-703-1
Sliding sleeve for rod extended version
/ 1.4571 (316Ti)
EAM-703-0
Rigid pipe for cable extended version
(0.1…3.0 m [0.3…3 ft])
EAK-7  -1 (2)
2-blade flexible,
120 mm (4.7 inches) / 1.4571 (316Ti)
EAL-704-1
Mounting plate, 1" hole / 1.4571
(316Ti)
EAM-704-0
Pipe extension Ø10x1
(0.1…0.5 m [0.3…1.6 ft])
EAR-70  -1 (2)
Single-blade straight,
170 mm (6.7 inches) / 1.4571 (316Ti)
EAL-705-1 Mounting plate, 1" hole / carbon steel EAM-705-0 Adapters
Single-blade straight,
70 mm (2.8 inches) / 1.4571 (316Ti)
EAL-706-1
Mounting plate, 1½" hole / 1.4571
(316Ti)
EAM-706-0
1" BSP – 1½" BSP / 1.4571 (316Ti) EAA-601-0
1" BSP – 1½" NPT / 1.4571 (316Ti) EAA-602-0
Single-blade 90°,
130 mm (5.1 inches) / 1.4571 (316Ti)
EAL-707-1
Mounting plate, 1½" hole / carbon
steel
EAM-707-0
1½" BSP – 2" BSP / 1.4571 (316Ti) EAA-603-0
1½" BSP – 3" BSP / 1.4571 (316Ti) EAA-609-0
3-blade extended,
268 mm (10.5 inches) / 1.4571 (316Ti)
(1)
EAL-708-1
Mounting plate seal EAM-704-0M-003
1½" BSP – 1¼" NPT / 1.4571 (316Ti) EKH-402-1M-000-01
1½" BSP – 2" NPT / 1.4571 (316Ti) EKN-402-1M-000-02
3-blade standard,
120 mm (4.7 inches) / 1.4571 (316Ti) (1) EAL-709-1
(1)
With a mounting plate
Mounting sleeve (3x20) 4cesp3x20ykoy
(2)
Coding of length in accordance with the “insertion length” column of the order code table.