EMA Systems for Scalping

BlackCode Lab – Version 1.00
Platform: MetaTrader 4 (MQL4)

1. Introduction

EMA Systems for Scalping is an advanced scalping and intraday Expert Advisor (EA) designed for fast entries and exits on Gold (XAUUSD) and major FX pairs.
It combines EMA-based entry strategies with professional-grade filters, money management, trailing stops, and automatic broker stop-level detection.

2. Installation

1. Open MT4 → File → Open Data Folder.

2. Go to MQL4/Experts/ and copy the file:

   • EMA_for_Scalping.ex4 or EMA_for_Scalping.mq4

3. Restart MetaTrader 4.

4. Attach the EA to your chosen chart (M1–M15 recommended).

3. Strategy Modes

• Mode 1: 9/21 EMA Crossover

  • Entry: Buy when EMA9 crosses above EMA21, Sell when EMA9 crosses below EMA21.

  • Filter: Trade only in the direction of the EMA50 trend.

• Mode 2: 20 EMA Pullback

  • Entry: When price touches EMA20 and confirms with candlestick reversal (engulfing or pin bar).

  • Filter: Only trade in the direction of EMA200 trend.

4. Filters & Conditions

✅ RSI: Blocks trades when market is overbought/oversold.
✅ MACD: Confirms momentum direction.
✅ ATR Filter: Blocks trades if volatility is too low.
✅ Spread Filter: Blocks trades when spread is above user-defined limit.
✅ Time Filter: Only trade between user-selected trading hours.
✅ Candle Filter: Blocks small candles (weak signals).
✅ Avoid Same Bar Entry: Prevents duplicate signals on the same bar.

5. Stop Loss & Take Profit Options

• Stop Loss Options

  1. Fixed Pips (default: 300 pips on 5-digit brokers → ~30 points on Gold).

  2. Previous Candle Close Extreme.

  3. Swing High/Low.

  4. ATR-based (SL = ATR × multiplier).

• Take Profit Options

  • Fixed pips (default: 600 pips).

  • Risk:Reward ratio (default: 1:1.5).

• Trailing Stop

  • Activates after a set profit (default: 400 pips).

  • Moves stop every step (default: 200 pips).

6. Money Management

• Fixed Lot: User sets a fixed lot (e.g., 0.01).

• Risk % Mode (default): Calculates lot size based on account balance and SL distance.

• Broker StopLevel Protection: EA automatically adjusts SL/TP if broker requires minimum distance.

7. Trade Control

• Max Trades per Symbol: Prevents over-trading (default: 2).

• Magic Number: Unique ID for trades to avoid conflicts.

• Long/Short Control: Option to disable Buy or Sell trades.

8. Info Panel on Chart

Displays:

• Strategy Mode & Timeframe

• EMA settings

• SL/TP settings

• Active Filters

• Max Trades & Open Trades

• Spread & Broker Min StopLevel

9. Recommended Settings

• Symbol: XAUUSD (Gold), EURUSD, GBPUSD.

• Timeframes: M1–M15 (scalping).

• Sessions: London & New York.

• Spread Filter: ≤ 45 pips (for Gold), ≤ 3 pips (for majors).

10. Default Parameters (Optimized for Gold)

• Strategy Mode: 1 (EMA 9/21 crossover).

• Stop Loss: ATR-based, multiplier 1.5.

• Take Profit: Risk:Reward 1:1.5.

• Trailing Stop: Start 400 pips, Step 200 pips.

• Risk Percent: 1%.

• Max Trades: 2.

11. Safety Notes

⚠️ Trading involves risk.

• Always test on demo accounts before live use.

• Adjust parameters for your broker’s spread and execution speed.

• Use appropriate lot sizes for account balance.

12. Support & Updates

• Author: BlackCode Lab

• Contact: [support@blackcodelab.com]

• Updates: Version 1.00