ERECA SR2 - 4 Technical Specifications; Main Hardware

SR2 Technical Manual EN
Indice : C 25/03/2019
Firmware v2.9
30 / 31
ERECA SAS - 75 rue d'Orgemont, 95210 St Gratien France T : +33 1 39 89 76 23 W : www.ereca.fr
4 TECHNICAL SPECIFICATIONS
4.1 MAIN HARDWARE
STAGE RACER 2 STANDARD CONFIGURATION
Optical
Trunk :
10Km of single mode fiber / Link power budget 10dB / LC/PC connector. (Optionally 40Km range).
SDI Video
Number, connector:
12 or 24 Channels (Each channel is direction configurable).
Impedance:
75 Ω.
Standard (Lower row):
SDI, HD, 3G, 6G, 12G / BNC Connector.
Standard (Mid row):
SDI, HD, 3G / HD-BNC Mini Connector.
Standard (Upper row):
SDI, HD, 3G / BNC Connector.
Return loss:
Better than - 15 dB for 0 to 1,5 GHz / - 10 dB for 1,5 to 3 GHz / -6 dB for 6 to 12 GHz.
Composite
Video / GL
Number
1 port, direction configurable / BNC Connector.
Standard:
PAL, NTSC. Composite / BB / Tri-level (Auto sense). Genlock clock may not support all formats.
Impedance:
75 
Bandwidth:
> 5.8 MHz at +/- 0.2 dB
Differential Gain/ Phase
< 1%, < 1°
Group delay:
< 10 ns
SNR:
> 67 dB (CCIR567)
Analog Audio
Number, connector:
16 bidirectional channels, D-SUB 37 female socket.
Impedance:
Input: 10 K differential (non floating), Output: 20  differential (non floating)
Amplitude:
+4 dBm nominal (saturation at + 18 dBm)
Bandwidth:
50 Hz to 15 KHz at +/- 0.5dB, (20 Hz to 20 KHz at -3 dB)
Distortion:
0.05% at 1Khz +18 dBm
Signal to noise ratio:
90dB, "A" weighted
Digital audio
AES ports
4 bidirectional ports (Intercom panel compatible) / 75  BNC connector / Shared with Madi port BNC.
MADI port
1 input, 1 output / 48 or 96 Khz support (SRC) / 75  BNC connector.
Serial
Number, connector:
2 bidirectional channels, 1 RJ 45 socket per channel.
Protocols:
RS485, RS422, RS232
Data rate:
0 to 500 Kbps (Sony compatible).
Ethernet
Number, connector:
2 independent channels, RJ45 Socket.
Protocols:
10, 100 or 1000 Mb/s, Full or Half-duplex (Auto), MDI or MDI-X (Auto).
GPIO
Number, connector:
8 bidirectional GPIO contacts / 6 on D-SUB 15 female plus 1 GPIO along each RJ45 Serial connector.
Output:
Relay (dry contact). ‘Common’ – ‘Normally Open’ terminals for each relay.
Input:
Floating on the D-SUB, Input pin grounding on RJ45.
Powering
Consumption:
80 Watts per unit maximum (All trunks and all signals used + Remote production active).
Mains source:
Dual redundant built in PSU / Voltage range 90 to 260 VAC / 47 to 63 Hz.
Mechanical
Size :
1 RU 19” rack, depth 335mm excluding connectors.
Weight:
4.5 Kilograms.
Cooling:
Internal fan tray with transversal cooling flow / side panels in/out / Passive heatsinks on actives.
Operating Temp range:
From -20 to + 60°C. (Avoiding direct sun exposition).
Signalling
/ Setup
Local display:
OLED display for main parameters (IP add / Optical power) / 1 LED per signal / Technical alarms LED.
Setup:
Web interface / Automation protocols (VSM, KSC Core...)