POTTER & BRUMFIELD 
CNS series

8 programmable timing modes (4 on 8-pin models).
0.1 sec to 100 min. programmable timing range.
Universal (24-240VAC/VDC) and fixed input types.
10A output relay with DPDT contacts.
DIP switch selection of timing mode and range.
Knob and dial scale for setting actual delay time.

File E22575
File LR15734

· Delay On Operate
· Delay On Release
· Interval On (Input Controlled)
· Inverted Delay On Release
· Recycler (Initially Off)
· Interval On (Switch Controlled)
· Recycler (Initially On)
· Interval Off

Timing Ranges: 0.1 to 1.0 / 1.0 to 10 / 10 to 100 sec;
               0.1 to 1.0 / 1.0 to 10 / 10 to 100 min.
Timing Adjustment: Knob adjustable within selected range.
Tolerance: -0, +20% of max, specified at high end of timing range;
           min. specified, or less, at low end.
Delta Time (for AC units add +/-1 cycle 60Hz.): +/-10%.
Repeatability (Including first cycle of operation.): +/-2%
              (for AC units add +/-1 cycle 60Hz.)
Reset Time (power interruption): 45ms, typical; 60ms, max.
Minimum Pulse Width, Control: 50ms.
Recycle Time: 45ms, typical; 60ms max.

Arrangements: 2 Form C (DPDT).
Material: Silver-cadmium oxide alloy.
Rating: 10A @ 30VDC or 277VAC, resistive;
        1/2HP @ 250VAC;
        1/3HP @ 120VAC.
Expected Mechanical Life: 10 million operations.
Expected Electrical Life: 100,000 operations, min., at rated load.

Between Open Contacts: 1,000V rms, 60Hz.
Between All Other Conductors: 1,500V rms, 60Hz.

UNIVERSAL INPUT MODEL:

Input Voltage    Timing Functions    # of Pins   Wiring Dia.   Part Number
24-240VAC/VDC    4                   8           1             CNS-35-92
24-240VAC/VDC    8                   11          2             CNS-35-96


FIXED INPUT MODELS:

Input Voltage    Timing Functions    # of Pins   Wiring Dia.   Part Number
120VA            4                   8           1             CNS-35-72
120VAC           8                   11          2             CNS-35-76



ACCESSORY

Part Number      Name                Description
SSA-24C667       Mounting Clip       Ratchet-fit clip slides onto CNS from behind
                                     to secure CNS in panel mount applications.

Voltage: Universal Input Type: 24-240V +/-15%, 50/60Hz. AC or DC.
         Fixed Input Types:    120VAC +/-15%, 50/60Hz.
Power Requirement:
  Universal Input Type: 10VA @ 240VAC;  5VA @ 120VAC;  1VA @ 24VAC.
                        10W  @ 240VDC;  5W  @ 120VDC;  1W  @ 24VDC.
  Fixed Input Types:     3VA @ 120VAC.
Transient Protection: Yes.
Reverse Voltage Protection: Yes.

Temperature Range: Storage: -20C to +70C.
                   Operating: -10C to +55C.
Humidity: 85% relative humidity, non-condensing.

Termination: 8 - 11 pin octal style plug.
Enclosure: Beige plastic 1/16 DIN case.
           Dial scale provided for knob adjustment reference.
Sockets: Models with 8-pin base fit either 27E122 or 27E891 
           (snap-on) screw terminal sockets.
         11-pin types fit either 27E123 or 27E892 
           (snap-on) screw terminal sockets.
         See KRPA sockets for details.
Weight: 4.3oz. (122g) approx.