Weidmüllers 1678590000 terminal block is a female, unshrouded component with 20 positions at a 3.50 mm pitch, designed for secure electrical connections. Its identifiable by its orange colour and typically used in control and automation systems for efficient wiring solutions. With suitability for industrial environments, it ensures reliable conductivity where compact, versatile connections are needed.
| Type |
Plug-in Connector Female |
| Number of Positions |
20 |
| Pitch |
3.5mm |
| Number of Rows |
1 |
| Height |
13mm |
| (Tu=20°C) |
(Tu=40°C) |
| (Tu=40°C) |
pollution degree II/2 |
| Can be coded |
Yes |
| Certificate No. (UR) |
E60693 |
| Clampable conductor |
Cross-section for conductor connection |
| Clamping range, max. |
1.5mm² |
| Clamping range, min. |
0.08mm² |
| Clamping screw |
M 2 |
| class/ pollution degree II/2 |
class/ pollution degree III/2 |
| Colour |
orange |
| Colour chart (similar) |
RAL 2000 |
| Comparative Tracking Index (CTI) |
= 200 |
| Conductor outlet direction |
180° |
| Conductor type |
Type of conductor |
| Contact Material |
Cu-alloy |
| Contact surface |
tinned |
| Cross-section for conductor connection |
Type |
| Depth |
18.5mm |
| Depth (inches) |
0.7283 inch |
| Flexible, max. H05(07) V-K |
1.5mm² |
| Flexible, min. H05(07) V-K |
0.2mm² |
| GTIN (EAN) |
4008190464950 |
| Height (inches) |
0.5118 inch |
| Institute (UR) |
UR |
| Insulating material |
PBT |
| Insulating material group |
IIIa |
| Insulation Resistance |
= 108 O |
| interchangeability) |
DIN IEC 60512 part 7 section 5 / 05.94 |
| IPC conformity |
Conformity: The products are developed, manufactured and delivered according international |
| L1 in inches |
2.618 " |
| L1 in mm |
66.50mm |
| Layer structure of plug contact |
4...8 µm Sn hot-dip tinned |
| Maximum Operating Temperature |
100°C |
| Minimum Operating Temperature |
-50°C |
| Moisture Level (MSL) |
UL 94 flammability rating |
| Net weight |
16.33g |
| Notes |
•Additional variants on request |
| Number of Poles |
20 |
| Packaging |
Box |
| Pin series quantity |
1 |
| Pitch in inches (P) |
0.138 " |
| Pitch in mm (P) |
3.50mm |
| Plug gauge in accordance with EN |
2.4 mm x 1.5 mm |
| Plugging cycles |
25 |
| Plugging force/pole, max. |
7 N |
| pollution degree III/2 |
pollution degree III/3 |
| Product Carbon Footprint |
Cradle to gate |
| Product data |
IEC: 320 V / 17 A / 0.2 - 1.5mm² |
| Product family |
OMNIMATE Signal - series BL/SL 3.50 |
| Protection degree |
IP20, when fully mounted |
| Pulling force/pole, max. |
5 N |
| Pull-out test |
Standard |
| Qty. |
24 items |
| Rated cross-section |
1.5mm² |
| Rated current (Use group B / CSA) |
10 A |
| Rated current (Use group B / UL 1059) 10 A |
Rated current (Use group D / UL 1059) 10 A |
| Rated current (Use group D / CSA) |
10 A |
| Rated voltage (Use group B / CSA) |
300 V |
| Rated voltage (Use group B / UL 1059) 300 V |
Rated voltage (Use group D / UL 1059) 300 V |
| Rated voltage (Use group D / CSA) |
300 V |
| REACH SVHC |
No SVHC above 0.1 wt% |
| Reference text |
The outside diameter of the plastic collar should not be larger than the pitch (P), Length of ferrules |
| Reference to approval values |
Specifications are |
| ROHS |
Conform |
| RoHS Compliance Status |
Compliant without exemption |
| Screwdriver blade |
0.4 x 2.5 |
| Screwdriver blade standard |
DIN 5264 |
| Solid, max. H05(07) V-U |
1.5mm² |
| Solid, min. H05(07) V-U |
0.2mm² |
| Storage temperature, max. |
70°C |
| Storage temperature, min. |
-40°C |
| Temperature range, installation, max. |
100°C |
| Temperature range, installation, min. |
-30°C |
| Test for damage to and accidental |
Standard |
| Test: Clampable cross section |
Standard |
| Test: Durability of markings |
Standard |
| Test: Misengagement (Non- |
Standard |
| tested acc. to standard |
IEC 60664-1, IEC 61984 |
| Tightening torque |
Torque type |
| Torque type |
Screw flange |
| Type of connection |
Field connection |
| UL File Number Search |
UL Website |
| Usage information |
Tightening torque |
| Version |
PCB plug-in connector, female plug, 3.50 mm, |
| Volume resistance |
=5 mO |
| VPE height |
28.00mm |
| VPE length |
350.00mm |
| VPE width |
135.00mm |
| Width |
77mm |
| Width (inches) |
3.0315 inch |
| Wire connection method |
Clamping yoke connection |
| Wire cross-section, AWG, max. |
AWG 14 |
| Wire cross-section, AWG, min. |
AWG 28 |
| wire end ferrule |
Stripping length |
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