18 7 QZ 70 en
6 TYPE CODE
Limit switch, Neles Quartz
1. 2. 3. 4. 5. 6. 7. 8.
QX 2 V K 05 H D N
1. PRODUCT GROUP
Neles Quartz, Limit switch with mechanical or proximity switches
or position transmitter.
QX
ATEX certification:
ATEX II 2 G c T5 Ex d IIC T5 Ta = -40 °C to +80 °C IP67
Applicable to 4. sign "K"
Applicable to all switch options, 3. sign, except "94".
FM certification:
Explosionproof for Class I, Div. 1, Groups BCD, T5 Ta = -40 °C to +80 °C;
Dust-ignitionproof for Class II, Div. 1, Groups EFG, T5 Ta = -40 °C
to +80 °C; NEMA 4, 4X, 6
Applicable to 4. sign "B"
Applicable to all switch options, 3. sign, except "A", "N", "44" or "94"
Nonincedive for Class I, Div. 2, Groups ABCD, T5 Ta = -40 °C to +80 °C;
Suitable for Class II, Div. 2, Groups FG, T5 Ta = -40 °C to +80 °C;
NEMA 4, 4X, 6
Applicable to 4. sign "B"
Applicable to all switch options, 3. sign, except "A", "N", "V", "W",
"14", "44" or "94".
cFM (Canada) certification:
Explosionproof for Class I, Div. 1, Groups BCD, T5 Ta = -40 °C to +80 °C;
Dust-Protected for Class II, Div. 1, Groups EFG, T5 Ta = -40 °C to
+80 °C; NEMA 4, 4X, 6
Applicable to 4. sign "B"
Applicable to all switch options, 3. sign, except "A", "G", "N", "44" or "94"
Ignition Protected Apparatus for Class I, Div. 2, Groups ABCD, T5
Ta = -40 °C to +80 °C; Suitable for Class II, Div. 2, Groups FG, T5
Ta = -40 °C to +80 °C; NEMA 4, 4X, 6
Applicable to 4. sign "B"
Applicable to all switch options, 3. sign, except "A", "G", "N", "V",
"W", "14", "44" or "94".
QN
ATEX certifications (pending):
II 1 G, EEx ia IIC T5
Applicable to 4. sign "K" or "A"
Applicable to 3. sign "44"
II 1 G, EEx nA IIC T5
Applicable to 4. sign "K" or "A"
Applicable to all switch options, 3. sign
FMus and cFM certifications (pending):
Class I, Divisions 1 and 2, Groups A, B, C, D; (intrinsically safe)
Class II, Divisions 1 and 2, Groups E, F, G; (intrinsically safe)
Applicable to 4. sign "B" or "P"
Applicable to 3. sign "44"
Class I, Division 2, Groups A, B, C, D; (nonincendive)
Class II, Division 2, Groups F, G; (nonincendive)
Applicable to 4. sign "B" or "P"
Applicable to all switch options, 3. sign
QG
General purpose type, no certificates.
Not applicable to 2. sign "6"
Only available with mechanical micro switches, 3. sign "V", "W" or 14".
Applicable to 4. sign "P" only.
2. QUANTITY OF SWITCHES / FUNCTION
2. sign to be empty when the 3. sign "14", "33", "44", "93", "94" or
"96" is selected.
2
2 switches
Not applicable to 3. sign "14", "33", "44", "93", "94" or "96"
4
4 switches
Not applicable to 3. sign "A", "14", "33", "44", "93", "94" or "96"
6
6 switches
Applicable to 3. sign "V" or "W"
5
Standard position transmitter
Accuracy ±0.85°, cycle life 2 million rotations
Two wire, 4-20 mA, supply source 10-40 V DC, max. load 700 Ω at 24 V DC
With two switches or without switches. If 3. sign is "O", no switches are
included.
Not applicable to 3. sign "14", "33", "44", "93", "94" or "96"
7
High performance position transmitter
Accuracy ±0.35°, cycle life 50 million rotations
Two wire, 4-20 mA, supply source 10-40 V DC, max. load 700 Ω at 24 V DC
With two switches or without switches. If 3. sign is "O", no switches
are included.
Not applicable to 3. sign "14", "33", "44", "93", "94" or "96"
3. SWITCH TYPE
O
No switches.
Applicable to 2. sign "5" or "7"
Inductive Proximity Switches
Temperature range -40 ºC to +80 °C / -40 ºF to +176 °F.
33 SST Sensor Dual Module, 2 switches, NO, 8-125 V DC / 24 - 125 V AC
X SST Sensor, NO, 8-125 V DC / 24-125 V AC
E
P+F; NBB2-V3-E0-V5, NPN, 3-wiretype, 100 mA, 10 - 30 V DC
Temperature range -25 ºC to +80 °C / -13 ºF to +176 °F.
F
P+F; NBB2-V3-E2-V5, PNP, 3-wiretype, 100 mA, 10 - 30 V DC
Temperature range -25 ºC to +70 °C / -13 ºF to +158 °F.
Intrinsically Safe Inductive Proximity Switches
Temperature range -40 ºC to +80 °C / -40 ºF to +176 °F.
44
Namur Sensor Dual Module, 2 switches, (DIN 19234), 6 - 29 V DC;
>3 mA; < 1 mA.
A
P+F; NJ2-12GK-SN, 2-wire type, DC; > 3 mA; < 1 mA.
Temperature range -40 ºC to +62 °C / -40 ºF to +144 °F.
N
P+F; NJ2-V3-N, 2-wire type, DC; > 3 mA; < 1 mA.
Temperature range -25 ºC to +80 °C / -13 ºF to +176 °F.
Reed Type Proximity Switches
Temperature range -40 ºC to +80 °C / -40 ºF to +176 °F.
H Maxx-Guard, SPDT, 300 mA, 20-250 V AC
L Maxx-Guard, with LED, SPST, 150 mA, 9-250 V AC
P Maxx-Guard, SPST, 0.3 A, 150 mA, <250 V AC
S Maxx-Guard, with LED, SPDT, 300 mA, 20-250 V AC
G Maxx-Guard, SPDT, 300 mA, <125 V AC
Mechanical Micro Switches
Temperature range -40 ºC +80 °C / -40 ºF to +176 °F.
V V3L-389; 10 A – 250 V AC, 0.5 A – 125 V DC
W V3L-507-D8; gold plated contacts, 0.5 A - 30 V DC, 1 A - 125 V AC
14 ITW/Licon; 22-104; DPDT, 4.5 A – 250 V AC, 2 switches
Valve Communication Terminal (VCT), 2 switches
Temperature range -40 ºC to +80 °C / -40 ºF to +176 °F.
93
FOUNDATION Fieldbus VCT, bus powered.
Physical layer according to IEC 61158-2.
96 AS-Interface VCT
97 AS-Interface VCT, Extended addressing
4. ENCLOSURE
Standard IP67 (4, 4X & 6) enclosure.
Cover height depends on the 2. sign (see Section 4 for details).
Aluminum Cover
Epoxy coated anodized aluminum
K Applicable to 1. sign "QX" or "QN" with ATEX certifications
B Applicable to 1. sign "QX" or "QN" with FM/cFM certifications
Clear Cover
Lexan® polycarbonate
A Applicable to 1. sign "QN" with ATEX certificate
P Applicable to 1. sign "QN" with FM/cFM certificate or "QG"
5. CONDUIT ENTRY
02
1 pc. 3/4" NPT and 1 pc. 1/2" NPT
Applicable to all enclosure options, 4.sign
03
1 pc. 3/4" NPT and 2 pcs 1/2" NPT
Applicable to all enclosure options, 4.sign
05
2 pcs. M20x1.5
Not applicable to 4.sign "B" or "P" when 1. sign is "QX" or "QN"
06
3 pcs. M20x1.5
Not applicable to 4.sign "B" or "P" when 1. sign is "QX" or "QN"
6. SHAFT
H
Attachment face according to standard VDI/VDE 3845, equipped
with an H-clip.
7. INDICATOR
D Red-Closed Green-Open
8. LABEL
N Neles
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General