Key 7 SA850-A41 Installation Manual

SA850-A41
INSTALLATIONS MANUAL
PROX READER
•
ACCESS / SHUNT COMBO
•
STAND ALONE + NETWORK
•
SKAFOR class 3 approved
•
SA850-A41 is both access and shunt prox reader with individual outputs.
SA850-A41 access relay output can switch up to 2A DC/AC.
SA850-A41 has up to 1000 user codes.
SA850-A41 mounts easily on any building surface.
SA850-A41 tools make it easy to configure the unit.
SA850-A41 networks with other SA850's and PC (supervision/control).
SA850-A41 is programmed from a PC.
SA850-A41 3 bright LED's and multi-tone buzzer.
SA850-A41 buzzer and LED's are externally controllable.
SA850-A41 has input for EXIT-button.
SA850-A41 outputs are programmable to work as timer or toggle.
SA850-A41 has optical sensor for fail-safe sabotage sensing.
SA850-A41 uses latest FLASH-technology
SA850-A41 also available as keypad / prox combo (SA850-A31).

Daily use

Daily use is very simple:
Use prox card and the output(s) activate

Configure / Change User Codes

Administration of user codes and configuration is in contrast to the other
members of the SA850-series done only via a PC.
sa850_a41_inst_eng_40.doc
Rev. 4.0

Mounting

SA850 mounts with only 2 screws on flat building surface
Connect SA850 wires appropriate and test tamper circuit. Tighten screws.
4
Clean key surface. Remove adhesive protection from front cover foil and place it
5
carefully on the SA850.
Red 8-24V DC
Back Ground. 0V
Yellow Access output. Open collector - "Makes a ground" when output is activated.
Green/White By-pass output. Wire 1. Isolated 100mA output.
Green/Brown By-pass output. Wire 2. Isolated 100mA output.
Blue Sabotage loop, wire 1. Isolated output.
Blue/Red Sabotage loop, wire 2. Isolated output.
Green -
Violet -
Grey/Pink RS485 data, A
Grey RS485 data, B
White Status indicator input. Connects to a central unit that signals its state.
Pink Buzzer. Can be used to externally control the buzzer.
Brown Synchronizing. Only if two SA850's are placed closer than 50cm to each other.
DON'T FORGET RECTIFIER ON INDUCTIVE LOADS!!!!

Reset to factory settings

Reset to factory settings following below steps:
1: Disconnect power supply and network wires
2: Connect Pink wire (buzzer) to Black wire (ground)
3: Re-connect power and wait 5 sec until red LED lights up
4: Release Pink wire (buzzer) from Black wire (ground) within 5
sec.
SA850 is now reset to factory settings and all codes are cleared.

Specifications

Specifications
Power supply
Current consumption
Access output
Shunt output
Sabotage loop
Serial output
Prox reading distance
Prox type
User code memory
Shunt Time
Access Time
Wire
Dimensions (H-W-D) 0.59in-1.93in-0.59in (150mm-49mm-15mm)
Weight
Operating temperatures
Operating humidity
All specs are subject to change without prior notice. Latest information is available on www.keyseven.com.
Mark the 4 drilling holes with the
1
Drill Guide and drill the holes
according to the wall material.
Fasten the nylon reflector.
2
Guide the cable trough the hole in
3
the wall and fasten screws loosely.
8V to 24V DC
typical 80mA
open collector, max 1A, 24V
isolated, max100mA, 25 ohm, 50V
isolated, max100mA, 25 ohm, 50V
KeyLink+ (RS485)
up to 4" (10 cm)
125kHz, auto-tuning, EM4102 compatible
1000 prox
on/off or 1 to 999 seconds
on/off or 1 to 999 seconds
10' (3 m), 14-lead
10.2oz (286g)
-30°F to 150°F (-35°C to 65°C)
0%-99%