BZ 16 IP69 Extreme

  • Version with higher degree of protection IP69: suitable for cleaning with 80 °C hot water at 100 bar pressure at a distance of 100 mm from different directions
  • Thermoplastic enclosure
  • Suitable for the food processing industry
  • Long life
  • Differential inputs: Induction / magnetic operating principle
  • Internal monitoring, high manipulation protection
  • Potential-free outputs
  • Signalling contact
  • Status LED
  • 1 NO/2 NC contact or 3 NC contacts
  • Available with 2 different actuating planes:
    actuating from the top "T",
    actuating from the front "F".
    Please indicate the desired actuating plane when ordering.
  • Rated switching distance sn = 12 mm
  • Wiring compartment
  • 1 cable gland M20x1.5 - IP69 and 2 locking screws M20x1.5 included in delivery
  • The actuator is not included in the delivery of the switches

Technical data

Applied standards EN 61000-6-1, EN 61000-6-2, EN 61000-6-3, EN 61000-6-4, EN 60947-5-2, EN 60947-5-3, EN ISO 14119, EN 60204-1, EN ISO 13849-1, EN 62061, 2004/108/EG
Enclosure thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Defined object actuator BZ 16-B1 with low coding
Sensor type type 4 interlocking device
Coding level low coding
Tightening torque enclosure mounting screws: max. 2 Nm
cover screws: max. 1.5 Nm
actuator screws: max. 2 Nm
Degree of protection IP 69 (IEC/EN 60529)
Safety-relevant data:
EN ISO 13849-1 Performance Level PL e
Category 3
B10d (10 % load) 20 million
TM max. 20 years
MTTFd 100 years
DC/DCavg 96 %
EN 62061 SIL CL 3
PFHd ≥ 4.29 x 10-8 1/h
hop 8 h/day
dop 220 days/year
tzyklus 20 s
Note The safety-related data are based on a load of 24 V / 0.1 A / DC-1 for the enabling paths. With higher load currents for the enabling paths and other requirement rates nop, the safety-related data vary from the given data and can be provided on request.
Rated switching distance sn 12 mm (10 mm with flush mounting)
Assured switching distance »ON« sao  10 mm (8 mm with flush mounting)
Assured switching distance »OFF« sar  25 mm
Hysteresis approx. 6 mm
Sideways tolerance ≤ 3 mm
Repeatability ± 1 mm
Rated operating current/voltage Ie/Ue 140 mA/24 VDC ± 15 %
(reverse voltage protected);
output contacts: max. 3 A/24 VAC/DC, min. 10 mA/5 VAC/DC;
signalling contact: max. 1 A/24 VAC/DC, min. 100 μA/100 mVDC
No-load supply current I0 ≤ 70 mA
Short-circuit protection Ue: 0.25 A (slow blow);
output contacts: 4 A (gG/gN) incoming series-connected
Outputs 2 enabling paths (2 NC or 1 NO/1 NC)
1 signalling contact (1 NC)
Switching voltage max. 30 VAC/DC
Conditional short-circuit current 100 A
Utilisation category AC-15; DC-13 (output contacts)
AC-12; DC-12 (signalling contact)
Rated insulation voltage Ui 250 VAC
Rated impulse withstand voltage Uimp 1.5 kV
Voltage drop at Ie max. 0.6 V
Overvoltage category III
Switching frequency max. 1 Hz
Attendance delay tv < 300 ms
Risk time max. 165 ms
Degree of pollution 3
Ambient temperature 0 °C … +55 °C
Storage and shipping temperature –20 °C … +70 °C
Mechanical life 50 mio. operations
Contact material output contacts: AgSnO self-cleaning, positive-guided; signalling contact: AgNi, gold-plated
Contact resistance output contacts: 100 mΩ in new condition; signalling contact: max. 30 mΩ
Connection wiring compartment with socket screw clamps 8-pole
Cable entry 3 x M20 x 1.5 (press-out blanks in enclosure)
Cable cross-section min. 0.14 mm² / AWG 28
max. 1.5 mm² / AWG 16

Ordering details

3 NC contacts

Type   Material no.  
Type    Material no.   
BZ 16-03F IP69 Extreme 1355632
Type    Material no.   
BZ 16-03T IP69 Extreme 1355634
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

1 NO/2 NC contacts

Type   Material no.  
Type    Material no.   
BZ 16-12F IP69 Extreme 1355627
Type    Material no.   
BZ 16-12T IP69 Extreme 1355630
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.


Type   Material no.  
Type    Material no.   
Actuating magnet coded BZ 16-B1 stock type Standard versions, in stock or available at short notice 1165032


Safety relay module SRM 21 RT2
  • Enclosure width: 22.5 mm
  • 2 NC or 1 NC/1 NO contact can be connected
  • Feedback circuit
  • 2 enabling paths
  • 1 transistor output
  • Manual or automatic reset
  • LED indicator for switching condition
  • Crossed wire monitoring