https://www.phoenixcontact.com/gb/products/2702975

02/27/2020   Page 2 / 9

Safety switch sensor - PSR-CT-M-SEN-1-8 - 2702975

Custom tariff number

85365019

Country of origin

Germany

Technical data

Dimensions

Width

26.5 mm

Height

40 mm

Depth

18 mm

Ambient conditions

Ambient temperature (operation)

-25 °C ... 55 °C

Ambient temperature (storage/transport)

-40 °C ... 70 °C

Power supply

Supply voltage

24 V DC ±15 % (PELV, controlled, residual ripple < 5% )

Current consumption

max. 40 mA

Protection

min. 0.25 A (to be performed externally)

max. 8 A (to be performed externally)

Alarm outputs

Designation

DGN

Output description

p-wired

Number of outputs

1

Short-circuit-proof

yes

Output voltage

min. (UB - 1.5 V (HIGH))

max. (UB (HIGH))

min. 0 V DC (LOW)

max. 1 V DC (LOW)

Current IDGN

min. 1 mA

Safety outputs

Designation

FO1A, FO1B

Output description

Semiconductor outputs, p-wired

Number of outputs

2

Output voltage

min. (UB - 1.5 V (HIGH FO1A, FO1B))

max. (UB (HIGH FO1A, FO1B))

min. 0 V DC (LOW FO1A/FO1B)

max. 1 V DC (LOW FO1A/FO1B)

Switching current

min. 1 mA (per safety output)

max. 150 mA (per safety output)

Short-circuit-proof

yes

Utilization category in accordance with IEC 60947-5-2

150 mA (24 V (DC13))

Note on protection circuit

NOTE: Protect the outputs under inductive loads with a freewheeling

diode.

Residual current

≤ 0.25 mA